A murder aboard a museum ship becomes a cryptic treasure hunt when a dying Navy captain leaves a final clue; to solve it, the team must decode what was worth killing -- and dying -- for.
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When Sloane's name is discovered in Afghanistan at the site of an abandoned bus with a dead driver, Gibbs accompanies her on a trip to find a group of girls who were kidnapped from the bus; a hacker emails compromising information to the Taliban.
NCIS investigates the murder of a Navy officer who was killed while driving home a recently released inmate; Gibbs helps Palmer deal with a personal trauma.
Following a tip about smuggled weapons, Bishop and Torres engage in a shootout in a former sheriff's residence that's now a historical site, only to find themselves locked in abandoned jail cells there.
Gibbs and Fornell's crusade to find the head of the drug ring responsible for Fornell's daughter Emily's overdose comes to a climax; Gibbs and Vance finally let the team in on a case that has dangerous implications.
McGee and his wife Delilah's Bahamian vacation turns into a high-stakes mission; Gibbs fears the worst when his search for Fornell leads to blood.
The discovery of two dead bodies in a forest leads the NCIS team into the wild world of modern-day treasure hunting; Gibbs and Fornell get deeper into their search for the opioid kingpin.
Flashbacks reveal the murder case that first introduced young Gibbs to NCIS and to Ducky.
Gibbs and Fornell attempt to track down the leader of a drug ring who supplied drugs to Fornell's daughter; the team deals with the case of a missing cadaver from the NCIS autopsy room.
A Navy reservist asks the team for help when she realizes her husband is missing and her living room is covered in blood; Tony thinks Ziva is planning to avenge her father's death.
NCIS must investigate a string of Russian spy encounters that may be linked to a suspicious murder; Jimmy accidentally makes a confession that could change the course of his relationship with Knight.
NCIS investigates the death of a ride-share driver who was found after a car accident; Parker's dad, who is temporarily living with him, assists the team in their investigation.
With Special Agent Alden Parker still on the run with his ex-wife, the team investigates who from his past might have a personal vendetta against him in hopes of clearing Parker's name.
After a Navy commander is murdered on a beach, the team watches for a nude female sunbather who may be the only witness.
Ducky and Abby help identify a Marine whose severed leg is found in a trash receptacle, then the case takes a turn when the man's identity does not match his official photo ID.
The NCIS team's assignment is to protect an Iraqi War veteran being targeted by terrorists.
The team tries to verify the identity of Joe Smith, who claims he served on the U.S.S. Arizona during the attack on Pearl Harbor and wants to be buried there upon his death.
When Kasie and Jimmy are held hostage in a diner after a jewelry store robbery goes awry, they attempt to keep the other customers safe from the thieves.
The body of a well-regarded Navy technician is found floating in a lake, which isn't far from where a popular community event takes place; Sloane's daughter makes an unexpected request.
A Navy officer is murdered the same way his parents were murdered a decade ago; the team stumbles across a storage container filled with dollhouses that display re-creations of murder scenes; the team members agree to clean out their living spaces.
The team tries to piece together how a retired Navy officer obtained a rare and valuable coin.
The lead suspect in a murder investigation is a woman that Gibbs' friend met on a dating site; Sloane has a secret admirer on Valentine's Day.
After Torres and Bishop are victims of a hit-and-run, Torres fights for his life in the Intensive Care Unit.
The team tries to verify the identity of Joe Smith, who claims he served on the U.S.S. Arizona during the attack on Pearl Harbor and wants to be buried there upon his death.
After a body is found at an unmanned aerial vehicle testing site, the NCIS team must determine if the death was murder or an accident; Palmer carefully interviews medical examiner assistant candidates.
Gibbs and the team investigate the murder of a Marine in an ROTC unit and quickly find a suspect, but they must start all over again when someone kills the suspect as well.
The NCIS team investigates an F-18 crash and the subsequent disappearance of the pilot; McGee reluctantly discusses a very personal decision with his teammates.
Gibbs must face the reality of his actions after he assists Ziva with ``the one thing`` she said she would need to take care of before returning to her family.
Gibbs and the team assist Ziva with ``the one thing`` she said she would need to take care of before returning to see her family.
The NCIS team investigates a petty officer's murder that was livestreamed on a popular gaming app; Gibbs watches his 11-year-old neighbor when his mom must leave on a last-minute trip.
The NCIS team investigates the murder of a musician in the Navy's most elite band.
While investigating a Marine's murder, the NCIS team uncovers a labyrinth of live-streaming spy cameras hidden in the rooms of a Virginia motel.
After a petty officer's son is found murdered, evidence suggests Kasie's lifelong best friend is guilty.
NCIS investigates Marine Cpl. Laney Alimonte after evidence suggests she murdered her neighbor while being treated for insomnia by a hypnotherapist; Gibbs befriends his new neighbors after the 9-year-old's baseball crashes through his window.
The team links a bizarre crime scene at Arlington National Cemetery to a string of attacks on homeless veterans; Vance orders McGee, Bishop and Torres to complete hours of evidence garage cleanup for withholding information.
After the body of a Marine lieutenant is found hidden under an 18-wheeler, the team tracks the vehicle's previous locations to pinpoint the crime scene and suspect; Sloane encourages the team to sit down and talk about Ziva's recent reappearance.
With their lives in danger, Gibbs and Ziva's rogue investigation takes an unexpected turn when a possible terrorist plot is revealed.
Ziva surprises Gibbs with a cryptic warning, prompting him to question why she remained underground for years while being presumed dead by family and friends.
When a petty officer is shot in a billionaire's car, the investigation leads the team to Gibbs' namesake.
Capt. Westcott continues to help the team track a terrorist; Abby is excited about the NCIS Thanksgiving dinner; Tony is curious when he learns that Ziva is making special plans.
After digging herself out of a grave, an amnesiac can remember one thing: a bomb is hidden on a Navy ship.
McGee and his wife Delilah's Bahamian vacation turns into a high-stakes mission; Gibbs fears the worst when his search for Fornell leads to blood.
The discovery of two dead bodies in a forest leads the NCIS team into the wild world of modern-day treasure hunting; Gibbs and Fornell get deeper into their search for the opioid kingpin.
Flashbacks reveal the murder case that first introduced young Gibbs to NCIS and to Ducky.
Gibbs and Fornell attempt to track down the leader of a drug ring who supplied drugs to Fornell's daughter; the team deals with the case of a missing cadaver from the NCIS autopsy room.
No episode description is available yet.
Reeves sees his friend get kidnapped; the prime suspect disappears with confidential military information; an embarrassing photo from McGee's teenage years becomes a popular meme.
Ducky orders the exhumation of a body from a 12-year-old case; the team investigates a Marine's death.
The stress of McGee and Delilah's upcoming wedding lands Delilah in the hospital; the NCIS team investigates the mysterious death of a healthy, young petty officer aboard a Navy destroyer.
After a Marine sergeant is found murdered in a national park, Gibbs and the NCIS team partner with May Dawson, a mounted police sergeant, to solve a string of related crimes in the park.
Torres turns to old case notes and contacts after a Marine's murder becomes linked to a former dirt bike gang he joined for a year-long undercover operation.
A ransom-seeking hacker infiltrates a vice admiral's laptop and threatens to erase his personal and professional files; Alex takes time off to assist her mother.
When a Marine is murdered at a charitable event, an irritable war veteran must help solve the crime; McGee and Bishop investigate an intriguing rumor about Quinn and Torres.
To carry out a sailor's dying wish, Gibbs and the NCIS team re-investigate a murder case that was originally ruled an accidental death.
McGee finds his apartment torn apart by a robber trying to locate a valuable item hidden there by the convicted criminal who previously owned the unit; Congresswoman Flemming encourages Vance to pursue a career in politics.
Bishop is determined to get revenge for the murder of her late boyfriend, Qasim, after Gibbs and the team find a new lead in the Chen case; Torres teaches the agents the art of pickpocketing.
Abby is found in possession of a real bomb after her homeland security think tank is compromised; a theoretical terror playbook is stolen and is being auctioned on the black market.
The murder of a petty officer in a small town outside D.C. prompts NCIS to once again work with The Sherlocks, a privately funded investigative team.
During an NCIS hit-and-run investigation, Palmer joins a stranger on the outside ledge of a building in an attempt to save his life.
A woman asks the NCIS team to investigate the death of her husband, a Marine who specialized in K-9 bomb detection; Vance interviews nannies.
When Gibbs identifies the brother of an NCIS most-wanted suspect, he goes undercover to penetrate their anti-government militia; Bishop and Reeves team up for a clandestine investigation.
An operation to catch a businessman who is using acts of terror to manipulate the stock market is compromised, forcing the NCIS team to search for new leads.
Evidence from the murder of a Navy captain leads the NCIS team to Ducky's deceased mother; the team exchanges holiday gifts; Gibbs has Christmas dinner with Fornell.
The team looks into a series of threats against congresswoman Jenna Flemming; Director Vance takes charge of temporary protection detail.
Agent Bishop questions her previous work at the NSA after being sent to Gitmo to gather evidence for a Navy chaplain murder case; Bishop's brothers visit for Thanksgiving.
Torres breaks protocol when he learns that a witness in an NCIS case is wanted by U.S. Immigration and Customs Enforcement; Abby, Bishop and McGee try to woo Tony DiNozzo Sr. to sublet Tony's old apartment.
The team turns to Holly Snow for help when a Navy officer's death is connected to a prostitute.
When a kidnapped officer escapes her captor, the team discovers a strange connection to her missing husband; Abby knits gifts for the new members of NCIS.
When a missing M16 officer is linked to the death of a petty officer, Gibbs sends Quinn and Bishop to investigate; Quinn recounts a painful ordeal that caused her to leave field work.
The body of a navy lieutenant is discovered aboard a destroyer while civilian guests are allowed to spend the night on the ship; McGee considers the perfect proposal for Delilah.
The team stakes out a warehouse to catch a suspected thief but ends up witnessing a murder; Ducky keeps a secret from the team.
When a Marine falls to her death, the woman's doctor (Laura San Giacomo) tells Gibbs that she thinks the woman was murdered.
Ducky refuses to autopsy a Muslim Marine found dead near a mosque that the FBI suspects of terrorist recruitment.
While investigating a murder at a Quantico reunion, the NCIS team uncovers a bomb plot and a long-running theft ring; Torres and Quinn adapt to their new lives on Gibbs' team.
The team investigates a car explosion with a connection to an agent who went missing six months earlier; Gibbs asks NCIS Special Agent Alex Quinn to shadow his team.
NCIS dives into the competitive world of food trucks after finding a man frozen to death in the back of one.
When Sloane's name is discovered in Afghanistan at the site of an abandoned bus with a dead driver, Gibbs accompanies her on a trip to find a group of girls who were kidnapped from the bus; a hacker emails compromising information to the Taliban.
NCIS investigates the murder of a Navy officer who was killed while driving home a recently released inmate; Gibbs helps Palmer deal with a personal trauma.
Following a tip about smuggled weapons, Bishop and Torres engage in a shootout in a former sheriff's residence that's now a historical site, only to find themselves locked in abandoned jail cells there.
NCIS, FBI and MI6 continue the worldwide manhunt for a British spy who is targeting current and former agents.
NCIS, FBI and MI6 continue the worldwide manhunt for a British spy who is targeting current and former agents.
The FBI and M16 continue their international manhunt as the escaped British spy leaves one agent fighting for his life in the ICU.
The FBI and M16 continue their international manhunt as the escaped British spy leaves one agent fighting for his life in the ICU.
Gibbs suspects that a 14-year-old who stopped a home invasion is holding back information; Vance and Fornell head to London as part of the case involving the escaped British spy.
Abby risks her career in defense of a dog that authorities believe is behind a fatal mauling; Gibbs tries to ferret out the secret Jenny is keeping.
NCIS teams up with the FBI and Homeland Security to pursue two escaped British prisoners, one of them a former spy, who have crossed international borders.
NCIS teams up with the FBI and Homeland Security to pursue two escaped British prisoners, one of them a former spy, who have crossed international borders.
After Special Agent DiNozzo's identity is stolen, the perpetrators use his name to begin blackmailing senators.
After Special Agent DiNozzo's identity is stolen, the perpetrators use his name to begin blackmailing senators.
When a Navy officer is murdered, the team must determine whether the man's wife or mistress is lying; a homeless woman believes Anthony DiNozzo Sr. is her father.
When a Navy officer is murdered, the team must determine whether the man's wife or mistress is lying; a homeless woman believes Anthony DiNozzo Sr. is her father.
After an American couple is attacked in Iraq, Gibbs questions the lone survivor of a Special Ops group that was attacked months earlier in the same area.
Personal plans are interrupted when errors are found in what seemed to be a straight-forward, closed case; McGee and Delilah argue whether work should be discussed during dinner.
Personal plans are interrupted when errors are found in what seemed to be a straight-forward, closed case; McGee and Delilah argue whether work should be discussed during dinner.
Dr. Cyril Taft finds key evidence when he is assigned to surgical duty for a suspect.
Secretary of the Navy Sarah Porter's daughter is kidnapped; NCIS Special Agent Valerie Page, McGee's childhood friend, assists the team with advance tactics training.
An unusual investigation takes place when the body of a murdered deep-sea diver and his suspected co-workers must stay in a decompression chamber for four days.
A seaman who was prepared to testify before a grand jury is murdered, which leads the team to discover the resurgence of an international human trafficking ring; a storm causes power outages all over the city.
Abby's brother becomes the prime suspect when the passengers and crew of a private plane traveling from New Orleans are poisoned.
Ducky is attacked by a man who claims to have information about his half-brother, who died decades earlier; Jake and Bishop talk about their future.
A sailor who lost two siblings -- Marines who were killed in the line of duty -- needs a bone marrow transplant; Bishop returns to Oklahoma for Thanksgiving.
A petty officer hoping to prove his innocence volunteers to be court martialed by NCIS if the team investigates his case; Jake and Bishop talk about their marital issues.
Insurgents in Sudan attack volunteer doctors -- including the man married to DiNozzo's ex-girlfriend, Jeanne Benoit.
A murder forces Ducky to disclose his participation in a secret society devoted to solving cold cases.
When a petty officer is murdered, the crime matches a local serial killer's method of operation; Delilah and McGee prepare to move in together.
During an investigation, Abby is trapped in a pharmaceutical lab when armed men enter the building and take hostages.
During an investigation, Abby is trapped in a pharmaceutical lab when armed men enter the building and take hostages.
Vance returns to field duty -- with Gibbs as his partner -- when a murder investigation has a connection to a former NCIS agent incarcerated for stealing evidence.
Hours after calling Gibbs about a possible case, a Marine is found dead in Quantico; McGee and Bishop pose as a married couple.
When Gibbs asks the team to help DEA Agent Luis Mitchell with a case, DiNozzo makes a discovery about Gibbs' connection to the agent; Gibbs debuts a new look.
Gibbs fights for his life on a Navy hospital ship, while DiNozzo and Joanna go to Shanghai to take down the Calling.
After a deadly bombing overseas, the team pursues a global terrorist group -- and suffers an emotional loss.
A case escalates into a global initiative when it's discovered that an international terrorist group that recruits children has been buying bombs off the black market.
A case escalates into a global initiative when it's discovered that an international terrorist group that recruits children has been buying bombs off the black market.
When a Navy ensign from the Office of Naval Intelligence is murdered, Special Agent Ned Dorneget (Matt Jones) from NCIS cyber operations helps investigate; Jake and Gibbs' friendship is revealed.
When a Navy ensign from the Office of Naval Intelligence is murdered, Special Agent Ned Dorneget (Matt Jones) from NCIS cyber operations helps investigate; Jake and Gibbs' friendship is revealed.
The team finds a link between a murder in Washington, D.C., and a terror group holding a Marine hostage overseas; DiNozzo is annoyed that McGee was chosen to be featured on recruitment brochures.
The team finds a link between a murder in Washington, D.C., and a terror group holding a Marine hostage overseas; DiNozzo is annoyed that McGee was chosen to be featured on recruitment brochures.
When evidence calls for a joint investigation between NCIS and ATF, DiNozzo partners up with his girlfriend, Special Agent Zoé Keates; Anthony DiNozzo Sr. visits.
A petty officer's murder results in a lead in a 40-year-old airport bombing case; McGee is upset that he was not briefed on the cold case.
When a dead thief is found in a Marine's home, the NCIS team finds the calling card of a terror group the Department of Defense had been tracking.
The team investigates the world of black market art when evidence in a murder case reveals that a rare painting has been swapped for a fake.
A murder victim turns out to have been living under an alias created for one of Gibbs' undercover cases from 20 years ago.
No episode description is available yet.
When an explosion rocks a summit on global terror, the team suspects Gibbs' archenemy is responsible; Gibbs tries to help Fornell after his wife's murder.
A murdered Marine and alumnus of the military academy DiNozzo attended is found with a student's photograph in his hand; Bishop and her husband ask Gibbs and the team to dinner.
An openly gay Navy lieutenant set to receive the Medal of Honor is murdered; Palmer gets ready for fatherhood.
No episode description is available yet.
A rescue mission in Syria reveals evidence that indicates an American was involved in a social worker's capture; DiNozzo's strange behavior is questioned.
The team investigates a series of crime scenes that appear to be copycats of previous cases; two of Gibbs' ex-wives show up at a crime scene.
When the city's internet is shut down three weeks before Christmas, the team consults with three imprisoned cyberterrorists.
Inclement weather keeps DiNozzo, Bishop and her husband at the Dulles Airport, where they end up working a case involving an elevated terrorist threat.
The team investigate a road accident that killed a Petty Officer while Gibbs tries to clear a Navy Hospital Corpsman accused of illegally providing medical aid to the victims of the crash.
During a murder investigation, the team uncovers a fraudulent charity targeting those looking for missing military personnel; Tony considers adopting a stray cat that followed him home.
A Marine records his own death on video, as he falls off a cliff during a camping trip with his wife and his best friend, and Abby tries to reconstruct the camera, putting her technical skills to the test.
The team examines multiple motives when a therapist married to a Navy commander is murdered; the team talks about Tony's dating habits, and Halloween costumes.
A deceased man is spotted overboard during a Coast Guard and NCIS training exercise at sea; Gibbs winds up on a vessel commandeered by pirates.
The NCIS team pairs up with the FBI when a research scientist is murdered and the primary suspect is wanted by the Russian government.
Ducky and Special Agent Bishop go to London to investigate when a case has a connection to one of Ducky's former friends.
When a lieutenant is murdered on his way to meet the president, the team must determine if his death was a targeted hit or part of a recent series of muggings.
When Gibbs and McGee travel to Russia to escort a computer engineer home, the mission is compromised, and they must hide from a Russian mercenary group that is hunting them.
When Gibbs and McGee travel to Russia to escort a computer engineer home, the mission is compromised and they must hide from a Russian mercenary group that is hunting them.
Evidence from the stabbing of a Marine sergeant leads Torres to meet his father, who left when Torres was a child.
Vance assigns McGee, Torres and Bishop to COVID compliance duty at a foreign affairs summit, where they discover a link to another NCIS team's murder case.
Gibbs and Fornell's crusade to find the head of the drug ring responsible for Fornell's daughter Emily's overdose comes to a climax; Gibbs and Vance finally let the team in on a case that has dangerous implications.
The team uncovers a secret dogfighting ring, which leads to an unexpected move by one of the team members.
The team investigates a fire on a U.S. Navy ship that was a secret detention site for indicted terrorists; Gibbs goes to his childhood home after his father's passing.
DiNozzo is sent to Paris to bring an Admiral's daughter home, but he needs help from the team after encountering a controversial crime scene.
DiNozzo is sent to Paris to bring an Admiral's daughter home, but he needs help from the team after encountering a controversial crime scene.
A Marine photographer goes missing before providing testimony in a highly publicized case; Abby helps a young homeless woman.
When a Navy officer turns up dead on a rural road, the team must figure out if he was killed because he knew too much about an attack on a fellow officer; DiNozzo and McGee start a cleanse.
McGee's girlfriend, Delilah, turns to the team for help when she finds a break in a controversial case; McGee considers asking Delilah to move in.
Special Agent Pride (Scott Bakula) and Gibbs follow leads after evidence suggests the Privileged Killer has a copycat; DiNozzo receives a special souvenir from Bishop.
When a former NCIS agent's body washes ashore in New Orleans, Gibbs reunites with NCIS Special Agent Dwayne Cassius Pride (Scott Bakula) to determine if the murder was politically motivated or related to a well-known case.
The team must identify the target when a bomb goes off in a dressing room at a military charity concert; Jimmy gets ready to be a father.
Someone winds up dead when DiNozzo confronts a man impersonating a Navy officer; DiNozzo's father has a secret.
When faulty bulletproof vests are found in a truck full of stolen U.S.M.C. merchandise, the team must determine where they came from and track any defective vests that were shipped overseas.
Gibbs puts it all on the line to help a former commanding officer who is running for his life from the government.
A port authority officer's murder reveals a possible location for Parsa; Bishop reveals a past connection to the terrorist.
With the help of a local sheriff, Gibbs and his team hunt down a possible serial killer targeting naval officers.
A sniper kills Marine recruiters and leaves a white feather behind as his calling card.
The team tracks down one of Parsa's cohorts by using evidence from the drone attack; McGee remains emotionally shaken.
The Department of Defense, including Gibbs' ex-girlfriend, helps the team search for a stolen drone linked to an elusive terrorist.
When dozens of children from military families come down with a mysterious illness, the team tries to deliver a cure before the holidays.
The team finds a link between the boyfriend of Gibbs' ex-wife and a murder victim; Ellie Bishop tries to adjust to being on the team.
An NSA analyst who predicted a security breach works with the team when the Secretary of Navy was bugged during a confidential briefing.
The team is forced to take another look at a hit-and-run murder case; McGee becomes suspicious of Tony's unusual behavior.
When family matters force Gibbs to leave mid-case, McGee and Tony argue over who should lead the murder investigation in his place.
The Coast Guard Investigative Service works with the NCIS team when an explosion occurs on an oil rig; a mysterious prankster targets the team.
DiNozzo remembers his time in the Baltimore Police Department when he chases a suspect from a 15-year-old case.
The team investigates when the body of an NCIS facilities manager is found four months after she went missing; as the team faces mandatory psych evaluations, Gibbs is concerned about Abby's recurring nightmares.
A murder investigation brings Gibbs and McGee to Afghanistan where they encounter a women's shelter tied to Mike Franks' past.
Following the bombing of NCIS headquarters, the team engages in a cross-agency manhunt for Harper Dearing.
When a Navy lieutenant goes missing, the team uses Twitter to help solve the case; McGee's badge is missing.
When classified information is leaked, the Secretary of the Navy (Matt Craven) investigates alongside Gibbs and Dr. Samantha Ryan (Jamie Lee Curtis).
Determined to find Ziva, Tony follows leads in Israel; Gibbs and the team continue their search for Parsa and his expanding terrorist ring.
Security at a Naval research laboratory is in jeopardy after a petty officer's murder links to an arms dealer; probationer Ned Dorneget sucks up to Gibbs.
An explosion at an event alters Parsons' perspective on Gibbs and the team; DiNozzo and McGee investigate the case as civilians.
Gibbs clashes with Dr. Samantha Ryan (Jamie Lee Curtis) of the PsyOps Division when a Navy reservist is found dead from a suspected suicide; DiNozzo sees McGee's paycheck.
As the international hunt for Eli David and Jackie Vance's killer continues, questions are raised about the unconventional methods employed by Gibbs and the team.
A dead Navy captain dressed in an unusual costume underneath his uniform leads the team to discover a secret society; DiNozzo is forced to work with his ex-fiancee (Perrey Reeves).
An investigator (Colin Hanks) from the Department of Defense scrutinizes the team's response to the Bodnar case; the team must determine whether a petty officer is suffering from paranoia when he claims he is being followed.
Gibbs questions the choices he has made during the course of his life when a man pulls a gun on him at a diner.
Ignoring orders from Homeland Security, the team searches for Bodnar in order to avenge the murders of Eli David and Jackie Vance.
NCIS investigates the death of a Navy lieutenant whose body was found at a construction site; Ziva thinks about her future.
As the team investigates a Mossad officer's murder in Virginia, Tony and Ziva pursue her father's killer.
The investigation of a Navy commander's murder leads the team to E.J. Barrett, and a second death prompts the team to protect E.J. as they hunt the killer.
When a Navy captain is killed, the team must find and protect his pregnant companion; Jimmy brings his fiancée's father to work.
A Navy reservist asks the team for help when she realizes her husband is missing and her living room is covered in blood; Tony thinks Ziva is planning to avenge her father's death.
The team investigates a murder on a U.S. Navy ship; tension rises when McGee learns that his estranged father is one of the suspects.
A woman asks the NCIS team to investigate the death of her husband, a Marine who specialized in K-9 bomb detection; Vance interviews nannies.
Gibbs' barber asks for help when he suspects his son is involved in a high-profile crime; the team looks into the disappearance of Navy funds.
When Jimmy and Ducky disappear while transporting a body from a crime scene, the team races to find them.
While on leave as he mourns the loss of his wife, Director Vance uncovers information that makes him question everything.
The NCIS team finds an infamous hacker who could lead them to the world's most wanted cyberterrorist.
The investigation into a car accident that killed a Marine and a young woman brings up upsetting childhood memories for Abby; Ducky says the crash may not have been an accident.
After an event that hits close to home, the team unites to find answers and protect vulnerable colleagues.
As the team investigates a connection between a dead journalist and a Navy petty officer, Ziva is surprised by a visit from her father (Michael Nouri).
Tony's father (Robert Wagner) visits for Christmas; as the team tackles a murder investigation, Abby can't contain her excitement over holiday festivities.
When FBI Agent Fornell becomes the target of a shooting, he and the NCIS team launch a joint investigation; rumors run wild when Diane, the ex-wife of both Gibbs and Fornell, spends the night at McGee's.
As the team searches for an abducted teenager, Abby and Ziva work closely with a friend of the girl who witnessed the kidnapping; Gibbs turns to a former contact for help; Tony is jealous when Ziva makes plans with another man.
Capt. Westcott continues to help the team track a terrorist; Abby is excited about the NCIS Thanksgiving dinner; Tony is curious when he learns that Ziva is making special plans.
When a Navy lieutenant is killed in a brutal attack shortly after returning home from the Middle East, the team questions the victim's friend, a Marine captain with post-traumatic stress disorder.
When a petty officer is shot in a billionaire's car, the investigation leads the team to Gibbs' namesake.
When a helicopter crew's training mission ends in a disastrous crash, the NCIS team must figure out what happened and find the missing pilot; Ziva challenges McGee and Tony to a dare.
Ducky orders the exhumation of a body from a 12-year-old case; the team investigates a Marine's death.
The team investigates when the body of an NCIS facilities manager is found four months after she went missing; as the team faces mandatory psych evaluations, Gibbs is concerned about Abby's recurring nightmares.
Following the bombing of NCIS headquarters, the team engages in a cross-agency manhunt for Harper Dearing.
The brutal murder of a former investigative assistant connects to a crew planning to rob a woman's warehouse; a new special agent (Sarah Jane Morris) arrives at the office.
A murdered Marine's fingertips and teeth are found in a stolen purse.
Shaken by terrorism, the NCIS faces devastating surprises; the case impacts Jimmy Palmer's destination wedding.
As the team searches for a terrorist targeting the Navy, a bug is found in a probationary agent's tooth; Jimmy Palmer has a bachelor party.
An investigation into a fire on a Navy vessel leads to a discovery that elevates security at Navy facilities worldwide; Ziva and DiNozzo are called in when an explosive device is found on a ship in Italy.
The team works with the Baltimore police to investigate a warehouse fire that revealed missing Navy documents that could potentially threaten national security; Tony reunites with a boy from his past.
Tony helps Ziva and her mentor look for a missing Marine lieutenant in Colombia; Jimmy Palmer chooses his best man.
The investigation into a petty officer's murder leads the team to its prime suspect: Director Vance's brother-in-law.
When classified information is leaked, the Secretary of the Navy (Matt Craven) investigates alongside Gibbs and Dr. Samantha Ryan (Jamie Lee Curtis).
Security at a Naval research laboratory is in jeopardy after a petty officer's murder links to an arms dealer; probationer Ned Dorneget sucks up to Gibbs.
Gibbs clashes with Dr. Samantha Ryan (Jamie Lee Curtis) of the PsyOps Division when a Navy reservist is found dead from a suspected suicide; DiNozzo sees McGee's paycheck.
A dead Navy captain dressed in an unusual costume underneath his uniform leads the team to discover a secret society; DiNozzo is forced to work with his ex-fiancee (Perrey Reeves).
Gibbs questions the choices he has made during the course of his life when a man pulls a gun on him at a diner.
NCIS investigates the death of a Navy lieutenant whose body was found at a construction site; Ziva thinks about her future.
The investigation of a Navy commander's murder leads the team to E.J. Barrett, and a second death prompts the team to protect E.J. as they hunt the killer.
When a Navy captain is killed, the team must find and protect his pregnant companion; Jimmy brings his fiancée's father to work.
Anthony DiNozzo Sr. (Robert Wagner) is found in a car with no memory of the previous night and a dead body in the trunk; Tony goes against orders as he tries to establish his father's innocence.
Ziva and Gibbs head to a missing Marine's last-known whereabouts in Afghanistan; Tony's fears are revealed.
The team finds a problem with the DNA samples collected while investigating the crash of a military plane that was transporting caskets.
The team looks for answers when the current husband of Diane, Gibbs' and Fornell's ex-wife, is abducted.
Evidence reveals that a Navy lieutenant was killed by being force-fed too much liquid; Gibbs meets Ducky's new romantic interest (Cheryl Ladd).
The team searches an abandoned cargo vessel for a killer after a coast guard officer is gunned down; McGee and Tony search for Gibbs' perfect match.
An investigation begins after a contract assassin targets a Navy lieutenant commander; information about Abby's family emerges after tests for a kidney donation.
NCIS discovers a connection between McGee's grandmother (Lily Tomlin) and the murder of a Navy lieutenant.
When a beloved Marine is fatally stabbed just after returning from Afghanistan, the team makes a surprising discovery about his past.
After a firefight and a concussion wreak havoc on Tony's mind, Tony needs Gibbs to help him regain his memories of the investigation.
The lives of the team members are in danger when they discover the identity of the Port-to-Port killer.
After receiving new evidence that the Port-to-Port killer has infiltrated the agency, the team races to track him down.
Tony revisits his days as a detective in Baltimore after learning that his former partner is likely the latest victim of the port-to-port killer.
A Navy lieutenant's murder is caught on tape by a Pentagon security camera; Gibbs reveals that Agent Barrett and her team will take over a case involving a serial killer.
Special Agent Barrett investigates a death she believes is connected to a series of murders; Ziva introduces her boyfriend to the team.
A message in blood left by a murdered officer leads NCIS to a manuscript that may contain classified information.
Gibbs is suspicious when Vance asks him to interrogate a teenage boy accused of killing his retired Marine father.
The brutal murder of a former investigative assistant connects to a crew planning to rob a woman's warehouse; a new special agent (Sarah Jane Morris) arrives at the office.
A murdered Marine's fingertips and teeth are found in a stolen purse.
After a suicide bomber tries to assassinate the Belgravian Defense minister, the team must protect his daughter, who is studying in the U.S.; Gibbs looks into the death of a Marine who was killed in the bombing.
Un Marine muore per salvare la vita al Primo Ministro di uno Stato estero. L'NCIS si occupa del caso e anche di proteggere la figlia del politico, negli Stati Uniti per studiare.
While investigating a naval commander's death, the team undergoes required psych evaluations.
The team investigates when a Marine is found beaten to death in his backyard.
Dr. Mallard's predecessor, Dr. Magnus, joins the team to help solve a murder at a college fair.
The team partners with a Coast Guard Investigative Service agent to solve the murder of a Marine on a dinner boat.
A Naval petty officer and sole witness in an upcoming murder trial disappears.
Following a deadly attack, one member of the team reminisces.
The team must protect Ziva's father when his attendance at a convention leads to surprises.
Dinozzo's father (Robert Wagner) returns and plays an important role in a murder investigation.
Abby becomes fixated on solving a murder; DiNozzo's latest fling leads to an interesting Halloween.
The team uncovers a sinister plan when a controversial DJ and a naval officer are shot to death.
The team hopes to avoid an international incident when an American officer is killed on a British ship.
The team investigates a bomb tech's guarded personal life after she is attacked.
A girl's kidnapping turns into something bigger when her grandfather complicates the investigation.
Gibbs must take desperate measures to protect his loved ones with Paloma Reynosa still on the loose.
Gibbs goes to Mexico to confront a drug cartel intent on revenge; Gibbs has to make a devastating decision.
Gibbs goes to Mexico to confront a drug cartel intent on revenge; Gibbs has to make a devastating decision.
Gibbs makes shocking discoveries while investigating a respected colleague's murder.
An investigation into a Marine's murder leads to a surprising discovery; Abby and McGee head south of the border.
DiNozzo gets overly involved in the search for a murder victim's missing sister.
Gibbs, Fornell and the team try to determine the truth when a polygraph specialist's night job leads to murder.
The team turns to Holly Snow for help when a Navy officer's death is connected to a prostitute.
The team and Coast Guard Investigative Services join forces when a Navy diver seeking sunken treasure is murdered.
While investigating a Marine's shooting, the team uncovers more to his life than anyone would have imagined.
Secrets arise when Gibbs' former mother-in-law (Gena Rowlands) becomes a witness in a murder investigation.
Fornell, Gibbs and the team try to bust an illegal trucking operation after a driver is found dead.
A terrorist group threatens to detonate a dirty bomb in Washington, D.C.
When an assassin targets the government's key witness in an embezzlement case, the team must help the witness make it home alive.
Gibbs questions DiNozzo's ability to do his job when the elder DiNozzo gets involved in their latest investigation.
When a Navy pilot is found dead in a secluded area, the team must battle a no-nonsense attorney with a hidden agenda.
When the enlisted son of a preacher, who was a colonel, is found dead, the team thinks he may be the victim of a hate crime; Gibbs' father visits for the holidays.
Thanksgiving plans are put on hold while the team investigates the horrific death of a Marine.
Thanksgiving plans are put on hold while the team investigates the horrific death of a Marine.
The team's investigation into a lieutenant's death is connected to a citywide blackout.
The team's investigation into a lieutenant's death is connected to a citywide blackout.
The team helps Vance face his demons while uncovering a complex relationship with a killer that endangers his family.
The team helps Vance face his demons while uncovering a complex relationship with a killer that endangers his family.
Two mercenaries are found dead on Gibbs' boat; Gibbs must consider his former mentor in a new light.
Two mercenaries are found dead on Gibbs' boat; Gibbs must consider his former mentor in a new light.
When a Marine known for his love of practical jokes is found dead on Halloween, the team is called in to investigate; they soon learn that his jokes may have been the reason why he was killed.
No episode description is available yet.
When a Marine's body surfaces halfway around the world, the investigation forces Ziva to dig up a lost chapter of her life.
The team takes a second look into a lieutenant's death after the blogger who accused them of a cover-up turns up dead.
An investigation into the bizarre death of a Marine and two friends seems linked to Gibbs' past.
No episode description is available yet.
With the weight of the past on their minds, Gibbs and the team go back to work, with DiNozzo and McGee beginning a search for Ziva's replacement.
Ziva has a tense reunion with her father, the head of Mossad; Gibbs is forced to make a shocking decision.
Gibbs and the team must work with ICE and FBI agents when a security breach results in the death of an ICE agent; Tony comes face to face with Michael Rivkin (Merik Tadros).
The murder of a Marine brings McGee and Gibbs to Los Angeles; Tony looks into Ziva's personal life; Special Agent Callen goes undercover; Nate Getz discovers the truth about Special Agent Macy and Gibbs' relationship.
The murder of a Marine brings McGee and Gibbs to Los Angeles for a joint investigation with the NCIS office of special projects; Tony looks into Ziva's personal life.
The murder of a Marine brings McGee and Gibbs to Los Angeles for a joint investigation with the NCIS office of special projects; Tony looks into Ziva's personal life.
When Abby is asked to take over for a government scientist who has gone missing, the team fears that she will meet the same fate as her predecessor.
No episode description is available yet.
Gibbs reluctantly works with Trent Kort (David Dayan Fisher) to put away one of the department's most-wanted criminals.
Gibbs' barber asks for help when he suspects his son is involved in a high-profile crime; the team looks into the disappearance of Navy funds.
A military family comes under suspicion when a boy finds a murder weapon and the team must track ownership of the gun.
No episode description is available yet.
A boxer's death leads to Vance starting his own investigation; Gibbs looks into Vance's past.
When Jimmy and Ducky disappear while transporting a body from a crime scene, the team races to find them.
While on leave as he mourns the loss of his wife, Director Vance uncovers information that makes him question everything.
The NCIS team finds an infamous hacker who could lead them to the world's most wanted cyberterrorist.
When an agent is gunned down, Gibbs and Tony try to locate a woman in the desert who might have answers about his murder.
No episode description is available yet.
A murder prompts the reopening of one of Tony's old investigations, leading Gibbs and DiNozzo to reverse roles to solve the case.
The team works with the Baltimore police to investigate a warehouse fire that revealed missing Navy documents that could potentially threaten national security; Tony reunites with a boy from his past.
Demons of the past come back to haunt Gibbs when he finds a cryptic message waiting for him at a crime scene.
The investigation into a car accident that killed a Marine and a young woman brings up upsetting childhood memories for Abby; Ducky says the crash may not have been an accident.
Tony helps Ziva and her mentor look for a missing Marine lieutenant in Colombia; Jimmy Palmer chooses his best man.
After an event that hits close to home, the team unites to find answers and protect vulnerable colleagues.
The investigation into a petty officer's murder leads the team to its prime suspect: Director Vance's brother-in-law.
The team discovers a link between a sergeant's murder and his possibly treasonous private life.
The team looks for answers when the current husband of Diane, Gibbs' and Fornell's ex-wife, is abducted.
As the team investigates a connection between a dead journalist and a Navy petty officer, Ziva is surprised by a visit from her father (Michael Nouri).
After Ducky is stabbed at a crime scene, the team uncovers disturbing secrets from the doctor's past.
McGee is held captive in a women's prison after a guard's murder leads to a takeover.
The team is forced to put in overtime while searching for a suspect presumed dead when working on a case over Christmas.
The team investigates the death of a petty officer and discovers he may have been leading a violent secret life.
The team is forced to rely on information from questionable sources while trying to stop a criminal bent on stealing government secrets.
The team must play a dangerous war game that leads to very real consequences for one team member.
Gibbs second-guesses himself when Vance assigns a rookie to work with him on the team's investigation into a deadly bank robbery.
A murderous psychopath taunts the team by leaving clues to the next victim's identity during the week of Halloween.
The hunt for a marine's murderer puts Gibbs on a collision course with an old friend, FBI agent Fornell.
After two Marines are ambushed, the NCIS team finds the investigation leads back to Gibbs' hometown, where secrets about his past are revealed.
When a naval commander is murdered, an old friend contacts Gibbs; his friend, now a senator, believes he's being framed because of his connection with the commander.
DiNozzo's investigation into a Navy lieutenant's suicide takes a surprising and deadly turn when it seems that it has a connection to a larger scheme.
Gibbs discovers a shocking connection between the murder of a naval officer and the director's decision to disband his team.
Evidence reveals that a Navy lieutenant was killed by being force-fed too much liquid; Gibbs meets Ducky's new romantic interest (Cheryl Ladd).
The team searches an abandoned cargo vessel for a killer after a coast guard officer is gunned down; McGee and Tony search for Gibbs' perfect match.
The team hunts for the killer of a special agent and suffers grave consequences.
Jimmy Palmer becomes the target of a killer who only he can recognize.
Ziva's undercover assignment turns deadly when the serial killer she is tracking becomes suspicious of her.
No episode description is available yet.
No episode description is available yet.
Two members of the team are sent to Iraq when a mortar attack in Baghdad turns into a murder.
When the dead body of arms dealer La Grenouille is discovered, the FBI investigates the NCIS team, and Jenny Shepard becomes the prime suspect.
No episode description is available yet.
Abby risks her career in defense of a dog that authorities believe is behind a fatal mauling; Gibbs tries to ferret out the secret Jenny is keeping.
The team stakes out a warehouse to catch a suspected thief but ends up witnessing a murder; Ducky keeps a secret from the team.
Gibbs is suspicious when Vance asks him to interrogate a teenage boy accused of killing his retired Marine father.
A message in blood left by a murdered officer leads NCIS to a manuscript that may contain classified information.
Special Agent Barrett investigates a death she believes is connected to a series of murders; Ziva introduces her boyfriend to the team.
The death of a supermodel filming a reality show on a military base first appears to be suicide, but Gibbs and his team uncover a twisted love triangle and hunt for her killer.
The team bands together to clear McGee's name when he kills an undercover police officer while on assignment.
Tony is suspected of murder when part of a female body is found at Quantico, and Abby makes it her personal mission to find out who is framing him.
When the bodies of two assassins are delivered to NCIS from overseas, Tony and Ziva go undercover to find the intended targets.
Ducky refuses to autopsy a Muslim Marine found dead near a mosque that the FBI suspects of terrorist recruitment.
A 6-year-old boy tells the NCIS team that his father, an officer working as the Navy's liaison with a defense contractor on a highly confidential project, has been kidnapped.
Members of the NCIS squad investigate when a petty officer with a double life is gunned down on a freeway.
Two bored housewives, whose husbands are serving in Iraq, begin running an Internet sex site from their bedrooms, then both of them disappear mysteriously.
The team believes a Marine is being groomed to become a super soldier.
The search for a trained survivalist wanted in connection with a cold-case murder leads the team into the wilderness.
While investigating the assassination of a Navy admiral, the team meets a woman searching for her husband, a political refugee from Africa.
While investigating the assassination of a Navy admiral, the team meets a woman searching for her husband, a political refugee from Africa.
Gibbs finds himself on an emotional journey into his past when he agrees to help the childhood friend of his now-dead daughter.
Gibbs finds himself on an emotional journey into his past when he agrees to help the childhood friend of his now-dead daughter.
While investigating a death aboard a top-secret naval research ship in the middle of the ocean, the team discovers an abandoned ship and a deadly secret.
A suicide attempt turns into a murder investigation when the team must talk a distraught naval officer out of jumping off a roof.
A suicide attempt turns into a murder investigation when the team must talk a distraught naval officer out of jumping off a roof.
Gibbs and the team realize that a cadaver mistakenly tagged as a John Doe is actually that of a career felon with ties to a criminal mastermind.
Gibbs and the team realize that a cadaver mistakenly tagged as a John Doe is actually that of a career felon with ties to a criminal mastermind.
Gibbs and Lt. Col. Mann investigate the murder of a Marine captain who had access to highly classified information; a witness in the case turns out to be Gibbs' ex-wife.
Gibbs and Lt. Col. Mann investigate the murder of a Marine captain who had access to highly classified information; a witness in the case turns out to be Gibbs' ex-wife.
Ducky makes a startling discovery that leads to the search for a missing child; Tony struggles to deal with his feelings for Jeanne.
Ducky makes a startling discovery that leads to the search for a missing child; Tony struggles to deal with his feelings for Jeanne.
A showdown between the NCIS team and an elusive arms dealer reaches an explosive conclusion.
Upon the director's return from a European junket, the team's secrets unravel; a merciless drug dealer holds Dinozzo and his girlfriend captive.
Upon the director's return from a European junket, the team's secrets unravel; a merciless drug dealer holds Dinozzo and his girlfriend captive.
When a dead staff sergeant is found encased in a Civil War-era tomb, a cell-phone within it leads investigators to a safe deposit box.
Gibbs leads the investigation into a murder victim found in a taxi headed to NCIS headquarters; Jenny discovers a secret about her past.
Gibbs leads the investigation into a murder victim found in a taxi headed to NCIS headquarters; Jenny discovers a secret about her past.
The team turns to a blind photographer (John Billingsley) to use his heightened senses of hearing and smell to re-create a crime scene and track down a petty officer's killer.
The team turns to a blind photographer (John Billingsley) to use his heightened senses of hearing and smell to re-create a crime scene and track down a petty officer's killer.
Gibbs and the team must take action after the director's risky solo meeting with an informant ends with a death.
Gibbs and his team face a challenge when the wife and 9-year-old daughter of a Navy captain are kidnapped from their home, and the captain is held hostage in his own office.
When a petty officer on whom McGee based a character for his latest book is murdered, McGee must figure out who could have accessed his secret manuscript.
Gibbs finally comes face to face with Ari, the Bête Noir terrorist who had wounded him before escaping.
Cassidy (Jessica Steen) blames herself when the team learns that a tip on terrorist activity was a trap that resulted in the deaths of two agents.
Gibbs and his team believe the accidental death of a Navy SEAL, during a routine exercise, was murder.
With a young Marine on life support, the team tracks his movements in the days leading up to his being left for dead.
Gibbs and his team are called to investigate when the grisly remains of a Marine ordnance specialist are found.
When a Marine explosives expert disappears outside a nightclub, Gibbs and his agents are summoned to investigate.
When an explosion at a military cemetery's mausoleum reveals a cache of dismembered human remains, the team searches for a potential serial killer.
Gibbs and his team are called to investigate when a fellow NCIS agent is found murdered. Guest star: Tim Kelleher.
The NCIS team suspects foul play when a Navy lieutenant is the victim of radiation poisoning; Tony sees a softer side of Ziva.
When a young sailor's body is found in an abandoned building in a seedy part of town, an ominous message written in blood leads the team to switch gears to find the killer.
Gibbs and his team track a former Navy SEAL (guest star Tim Abell) who escapes from prison looking for revenge.
Ducky goes undercover to stop the illegal sale of the Navy's top-secret weapons system to a high-priority arms dealer (Armand Assante).
Gibbs, still recovering from his gunshot wound, pushes the team to investigate the body of a bludgeoned sailor, found at an illegal nightclub.
The NCIS team must track down a wanted terrorist (Enzo Cilenti) who has obtained a missing chemical weapon before he carries out his plan to attack major U.S. cities.
The team battles local biases when it investigates the murder of a high-level Marine intelligence officer found in a small-town motel room.
A highly classified robotic vehicle causes the death of a Navy lieutenant working on a high-level project for the Department of Defense; Tony's secretive trips to the hospital worry Ziva.
The NCIS team joins forces with the FBI when a burned and mummified body found in a furnace turns out to be that of a serial killer the FBI had been chasing for more than a decade.
McGee takes things into his own hands, forgoing NCIS procedure, when his sister arrives on his doorstep, bloodied and confused.
Suspicious activity surrounds a decorated Marine veteran's death, leading the NCIS team to try to clear his name.
Gibbs' team works with the Army Criminal Investigative Unit to investigate a suspected terrorist attack that killed a Marine colonel at a military country club.
The NCIS team investigates when a Marine is attacked in his home and his daughter is kidnapped on Halloween; Abby's Halloween costume leaves McGee and Tony speechless.
The team investigates the death of a missing lance corporal, whose body was buried in the backyard of a vacant house and then exhumed.
The team is called to the scene of the murder of a petty officer who was part of an undercover arms operation.
While searching the abandoned and bloody car of a missing Navy lieutenant, the team learns she had been profiling men to find the perfect mate.
NCIS temporarily reinstates Gibbs when an escaped convict threatens his friend's life.
The NCIS team must learn to work without Gibbs, who has retired; Ziva witnesses a political assassination and the FBI wants her.
Gibbs suffers a temporary memory loss as he recovers from his injuries; the team tries to prevent a terrorist attack on the U.S. Navy.
Gibbs' long-suppressed memories overwhelm him as he recovers from injuries he sustained in a terrorist bombing.
Ziva finds herself under investigation for the death of a suspect; Director Shepard is kidnapped.
Abby becomes the target of a stalker, sending the team into protective overdrive, searching for the person who is out to get her.
Gibbs and his team must investigate the apparent suicide of a Pentagon cryptographer some suspected of spying.
Gibbs and the team investigate when the body of a missing Marine is found in a frozen lake.
A teen at a high school on Quantico Marine Corps Base attaches a bomb to his body and holds his fellow students hostage.
NCIS team members search a missing Marine's campsite and realize he was not alone, so they search for his camping partner, a woman who may still be alive.
When an ambulance mysteriously explodes while transporting the remains of a Marine, Gibbs and the team find that identifying the remains is harder than they had expected.
Gibbs and the NCIS team make a disturbing discovery when they bust an illegal automotive chop-shop run by Marines.
When the wives of two Marines are murdered, the team fears the murders are racially motivated and works together to find the killer.
The commander in charge of a shipment of nuclear weapons seems to have been abducted, and Gibbs and his team work quickly to find her and protect the classified location of the armaments.
Tony and Ziva become trapped in a container while investigating the possibility of weapons smuggling at a shipyard.
The death of a supermodel filming a reality show on a military base first appears to be suicide, but Gibbs and his team uncover a twisted love triangle and hunt for her killer.
The team bands together to clear McGee's name when he kills an undercover police officer while on assignment.
Tony is suspected of murder when part of a female body is found at Quantico, and Abby makes it her personal mission to find out who is framing him.
When the bodies of two assassins are delivered to NCIS from overseas, Tony and Ziva go undercover to find the intended targets.
A 6-year-old boy tells the NCIS team that his father, an officer working as the Navy's liaison with a defense contractor on a highly confidential project, has been kidnapped.
Two bored housewives, whose husbands are serving in Iraq, begin running an Internet sex site from their bedrooms, then both of them disappear mysteriously.
Members of the NCIS squad investigate when a petty officer with a double life is gunned down on a freeway.
When a dead staff sergeant is found encased in a Civil War-era tomb, a cell-phone within it leads investigators to a safe deposit box.
Gibbs meets with a serial killer days before the man's execution to find out about missing bodies, but the inmate won't reveal the information, so Gibbs assembles a team to reinvestigate.
Ari continues to wreak havoc on the team until Gibbs gets the face-off he has been awaiting.
The team works to collect all the evidence they can in an effort to stop Ari.
The FBI is searching for a terrorist assassination team in Washington, D.C., when agents learn the team's target is not a government official but Gibbs.
When Tony opens a letter releasing a mysterious powder from inside, he and Kate are put into biohazard isolation as a precaution.
When a young woman is found dead in a storage unit, a Navy medic who died saving lives in combat becomes the prime suspect, and it is up to Gibbs and the team to clear his name.
Gibbs and the team investigate the murder of a Marine in an ROTC unit and quickly find a suspect, but they must start all over again when someone kills the suspect as well.
Ducky insists that the suicide of a female petty officer, institutionalized for a nervous breakdown, was actually murder.
A petty officer recently returned from duty is found dead backstage at a local bikini contest.
When a sailor in Washington receives a package containing a pair of blue eyeballs, Gibbs investigates a former Navy Intelligence agent who is now a private contractor in Paraguay.
When a sailor in Washington receives a package containing a pair of blue eyeballs, Gibbs investigates a former Navy Intelligence agent who is now a private contractor in Paraguay.
When a female petty officer is found dead in the bed of a dance club bartender, the team suspects the officer's sister (Mya Harrison).
A Marine records his own death on video, as he falls off a cliff during a camping trip with his wife and his best friend, and Abby tries to reconstruct the camera, putting her technical skills to the test.
A computer expert (Danica McKellar) claims to have witnessed a murder in the apartment across the way, but investigators find no physical evidence of a crime.
When bodies found stuffed in a barrel are identified as a prosecutor and a sheriff who worked on a rape and murder case with Ducky 10 years ago, Gibbs believes Ducky may be the next target.
The team investigates a telemarketer's report of the murder of a petty officer after hearing it over the phone, and it appears to be a hoax until the body of the officer is found.
Gibbs and the NCIS team work with a notorious private detective during an investigation of a naval officer found murdered at the bottom of a lake.
Tony goes undercover as an escaped prisoner chained to a convict who holds the key to recovering stolen Iraqi art, but when his GPS device fails, the team must find other ways to locate him.
When a Marine's wife kills the intruder who tried to rape her, Gibbs and his team realize they are tracking a serial rapist and killer who uses a racy website to stalk his prey.
Gibbs and his team investigate the unusual case of an unpopular Navy commander who, after successful open-heart surgery, apparently burst into flames.
A World War II Medal of Honor recipient (Charles Durning) confesses to the murder of his best friend almost 60 years ago.
The NCIS team's assignment is to protect an Iraqi War veteran being targeted by terrorists.
The discovery of a civilian's body in a Marine bombing range leads the team to uncover a Mafia dumping ground, and Gibbs' partner, agent Fornell (Joe Spano), is accused of aiding the Mafia.
The team investigates a Navy lieutenant's rape and murder; Ducky fears the killer is linked to an unsolved murder that has been haunting him for years.
When a Marine helicopter appears in the middle of a crop circle, Gibbs and the team investigate and encounter a town convinced that extraterrestrials played a role.
Gibbs and his team investigate when the decomposed body of a woman in a wedding dress is found in a subterranean cell decorated to resemble a 1950s bedroom.
Gibbs and his team face a challenge when the wife and 9-year-old daughter of a Navy captain are kidnapped from their home, and the captain is held hostage in his own office.
Gibbs finally comes face to face with Ari, the Bête Noir terrorist who had wounded him before escaping.
Gibbs and his team believe the accidental death of a Navy SEAL, during a routine exercise, was murder.
Gibbs and his team are called to investigate when the grisly remains of a Marine ordnance specialist are found.
When a Marine explosives expert disappears outside a nightclub, Gibbs and his agents are summoned to investigate.
Gibbs and his team are called to investigate when a fellow NCIS agent is found murdered. Guest star: Tim Kelleher.
Gibbs and his team track a former Navy SEAL (guest star Tim Abell) who escapes from prison looking for revenge.
Gibbs, still recovering from his gunshot wound, pushes the team to investigate the body of a bludgeoned sailor, found at an illegal nightclub.
A gun-toting man emerges from a body bag in the autopsy lab to take Ducky, Gerald and Kate hostage. Rudolf Martin guest stars.
Gibbs puts it all on the line to help a former commanding officer who is running for his life from the government.
With the help of a local sheriff, Gibbs and his team hunt down a possible serial killer targeting naval officers.
A sniper kills Marine recruiters and leaves a white feather behind as his calling card.
Ducky and Abby help identify a Marine whose severed leg is found in a trash receptacle, then the case takes a turn when the man's identity does not match his official photo ID.
After a Navy commander is murdered on a beach, the team watches for a nude female sunbather who may be the only witness.
After digging herself out of a grave, an amnesiac can remember one thing: a bomb is hidden on a Navy ship.
No episode description is available yet.
When a widow gets a telephone call from her husband, the team must exhume the body believed to be that of the Marine.
The team travels to Guantánamo Bay in Cuba to probe a Navy translator's death caused by swallowing emeralds smuggled from Afghanistan.
The team travels to Guantanamo Bay in Cuba to probe a Navy translator's death caused by swallowing emeralds smuggled from Afghanistan.
A decomposed body found in a tub of acid at a naval base leads Gibbs to deduce that an impostor is serving aboard one of the nuclear submarines.
A decomposed body found in a tub of acid at a naval base leads Gibbs to deduce that an impostor is serving aboard one of the nuclear submarines.
Gibbs and his team board an aircraft carrier to find out how a sailor with no history of drug abuse overdosed on methamphetamines.
Gibbs and his team board an aircraft carrier to find out how a sailor with no history of drug abuse overdosed on methamphetamines.
A lieutenant's mummified remains turn up nearly 10 years after he was reported missing along with $1 million from his ship's safe.
A lieutenant's mummified remains turn up nearly 10 years after he was reported missing along with $1 million from his ship's safe.
The team probes the death of a sailor found clutching an officer's sword and discovers he was obsessed with a role-playing game.
The team probes the death of a sailor found clutching an officer's sword and discovers he was obsessed with a role-playing game.
The team investigates when a Navy commander's body washes ashore along with the bodies of two drug traffickers.
The team investigates when a Navy commander's body washes ashore along with the bodies of two drug traffickers.
The team investigates when a Navy commander's body washes ashore along with the bodies of two drug traffickers.
Gibbs and his agents investigate when a Marine crashes into a parked car after his parachute fails to open during a training exercise.
Gibbs and his agents investigate when a Marine crashes into a parked car after his parachute fails to open during a training exercise.
Agents Gibbs and DiNozzo board Air Force One to investigate what seems to be a death by natural causes.
Agents Gibbs and DiNozzo board Air Force One to investigate what seems to be a death by natural causes.
The team hopes to avoid an international incident when an American officer is killed on a British ship.
The team investigates a bomb tech's guarded personal life after she is attacked.
A girl's kidnapping turns into something bigger when her grandfather complicates the investigation.
Gibbs must take desperate measures to protect his loved ones with Paloma Reynosa still on the loose.
Following a deadly attack, one member of the team reminisces.
The team must protect Ziva's father when his attendance at a convention leads to surprises.
Dinozzo's father (Robert Wagner) returns and plays an important role in a murder investigation.
Abby becomes fixated on solving a murder; DiNozzo's latest fling leads to an interesting Halloween.
The team uncovers a sinister plan when a controversial DJ and a naval officer are shot to death.
After a suicide bomber tries to assassinate the Belgravian Defense minister, the team must protect his daughter, who is studying in the U.S.; Gibbs looks into the death of a Marine who was killed in the bombing.
While investigating a naval commander's death, the team undergoes required psych evaluations.
The team investigates when a Marine is found beaten to death in his backyard.
Dr. Mallard's predecessor, Dr. Magnus, joins the team to help solve a murder at a college fair.
The team partners with a Coast Guard Investigative Service agent to solve the murder of a Marine on a dinner boat.
A Naval petty officer and sole witness in an upcoming murder trial disappears.
