Season 3

November 4, 1973

A Senate Candidate running for office kills his campaign manager by making it look like he was the target for the killer's bullet.

December 16, 1973

A motivational researcher blackmails to further his career, kills a man, then frames the victim's wife.

January 18, 1974

A publisher hires a Vietnam vet to kill his star author and thus give himself an alibi before the writer can defect to another publisher.

February 18, 1974

The director of a government institute that employs various scientific geniuses commits a clever murder. But another kind of genius is on the case: Lt. Columbo.

March 3, 1974

A Country and Western singer kills his overpowering wife in a plane crash while he parachutes to safety.

May 5, 1974

A police commissioner provides an alibi to a friend who has just killed his wife. Later the commissioner kills his own wife and gets the friend to repay the favour.