Border Security: Australia's Front Line

A woman brings contents of her fridge with her; a suspicious clock at the mail centre has officers worried; a man returning from Cambodia raises alarms.

Officers uncover a smuggling effort at the mail center; two passengers from Taiwan are caught lying and packages of undeclared kava raise officers' suspicions.

A popular woman draws the wrong kind of attention.

Strong tea, a red-flagged man and smuggled goods.

Officers bust a major smuggling attempt that unfolds in Brisbane.

A missing passenger and matching packages cause alarm.

A woman's texts spark a major investigation in Perth.

A mystery at Melbourne Airport has everyone on edge.

A man of mystery has officers on high alert; a situation arises at the Container Examination Facility; a man tries to smuggle goods into the country.

Officers find disturbing information on a Russian woman's phone; a family is caught red-handed by Border Force; officers make an alarming discovery.

An angry passenger and a million-dollar bust collide in Perth.

A routine check at Sydney Airport suddenly turns chaotic.

A traveler has romance on his mind but may be hiding something from the Border Force officers; a passenger arriving from Africa is caught with high-risk items.

An Uber driver tries to smuggle prohibited goods; a suspicious shipment of football gear piques officers' interest; an unusual snack alarms officers.

A disturbing discovery at the mail center has Biosecurity on high alert; officers interrogate a couple whose stories aren't stacking up; a couple is caught importing dangerous goods.

A girl's online romance sets off serious red flags at the airport; a shipment of lollies is not what it seems.

A woman brings contents of her fridge with her; a suspicious clock at the mail centre has officers worried; a man returning from Cambodia raises alarms.

Officers uncover a smuggling effort at the mail center; two passengers from Taiwan are caught lying and packages of undeclared kava raise officers' suspicions.