Hawaii Five-O

McGarrett's investigation of a Japanese banker who committed ritual suicide uncovers an international swindle; guest Ossie Davis.

A traveling circus provides spy Wo Fat with the opportunity to attack a visiting foreign minister who is under Five-0's protection.

A businessman accuses the Five-0 squad of demanding $100,000 in protection money from him; guests Cameron Mitchell, Frank Gorshin.

In his search for the mobsters who injured him, McGarrett becomes romantically involved with a lovely fellow victim.

Irreplaceable French paintings vanish from a millionaire's private collection despite a fail-safe electronic security system.

An autopsy reveals that the victim of a gangland slaying led a double life; guests Jessica Walter, Sam Elliott.

A cattle baron (Leslie Nielsen) seeks revenge when one son (Perry King) says another was killed; guest Bruce Boxleitner.

Liquor-store robberies and shootings seem to be linked to a 5-year-old bank heist; guest Charles Cioffi.

McGarrett investigates written threats on the life of the chairman (William Windom) of a state senate crime committee.

A man sells stolen goods to legitimate industries solely by telephone; guests Ray Danton, Jacques Aubuchon.

A psychopath re-enacts murders featured in an article recounting the team's past crime-solving efforts.

An extortionist threatens to cause a volcanic eruption and destroy the city of Hilo; guests James Olson, Sheree North.

Danny and a college professor are held hostage until two members of a radical group are released from jail.

A stylish jewel thief evades McGarrett and then sends the Five-0 chief an invitation to his next performance; guest David Wayne.