1973 • 24 Episodes
September 16, 1973
A premonition is the only clue.
September 23, 1973
A quiet town is ruffled by Mannix in his search for a missing youth.
September 30, 1973
An escaped convict saves Mannix's life.
October 7, 1973
Mannix probes a journalist's murder.
October 14, 1973
A street gang plots to do Mannix in to make a name for itself.
October 21, 1973
A search inquiry proves hazardous, and Mannix finds his client is a ringer.
October 28, 1973
On vacation, Mannix discovers a hit operation.
November 4, 1973
A girl disappears, and Mannix investigates her Vegas connection.
November 11, 1973
An opera diva emerges from retirement and is met with inexplicable attempts on her life.
November 25, 1973
Mannix tracks down stolen jewels also wanted by a blind hood.
December 2, 1973
An actress claims a bizarre murder attempt.
December 9, 1973
An old girlfriend makes Mannix the man in the middle of rival smugglers.
December 16, 1973
A plane crash is followed by murder attempts.
January 6, 1974
A patriot in a dictatorship needs medical help.
January 13, 1974
The patriotic resistance finds a traitor amongst them.
January 20, 1974
In possession of a piece of evidence, Mannix is shot and left for dead.
January 27, 1974
A double set-up puts Lt. Malcolm behind bars.
February 10, 1974
An open and shut case gets padlocked.
February 17, 1974
A little girl is killed leaving no identity.
February 24, 1974
A psychiatrist who treats sociopaths is supposed to have committed suicide.
March 3, 1974
A murder's clues indicate a cop.
March 10, 1974
A clueless investigation goes on pluck.
March 24, 1974
Bribery money is taken in a robbery.
March 31, 1974
The ravages of heroin.