Barnaby Jones - Season 4

Direct continuation on "Cannon" (S05E02) episode titled "The Deadly Conspiracy". Since there were two versions of the story, one where it ends on "Cannon" as a single episode, this "Barnaby Jones" episode is a continuation on the two-part cross-over story.

An aging theatre star trying to make a comeback is being terrorised by someone who doesn't want to see that happen.

A mentally unstable young man who was declared innocent of murder by reason of insanity several years ago is once again suspected of murder.

A woman suspects her photographer fiance's death is linked to a murder story.

After a man's wife disappears on their wedding day the concerned husband asks Barnaby to look into what may have prompted her to run away.

Barnaby leads an independent investigation into the death of two people as a result of intense competition within a firm.

Susan Byrd is the roommate of a stewardess, found dead from an apparent drug overdose.

When a hotel owner mysteriously dies on his honeymoon, Barnaby is sent by an insurance company to investigate.

While investigating a case where a doctor is accused of murdering his colleague's wife, Barnaby tries to protect the teenaged witness to the crime.

Barnaby attempts to find out whether the dog that killed a boy's stepfather was trained to attack to determine who was responsible.

A coach attempts to avoid a scandal after a swimmer aspiring to compete in the Olympics dies mysteriously.

While looking into a fatal car accident, Barnaby Jones stumbles upon an intricate plot to defraud a bank.

Barnaby's investigation of a young woman who was found dead on a beach leads him to discover the body of a young man.

Barnaby poses as an eccentric adventurer to investigate murder attempts on a millionaire.