History of a Dedalus.

Cannon and Barnaby Jones investigate the death of a young woman who was about to expose the illegal activities of the large corporation she was working for.

The crossover continues on Barnaby Jones S04E01 The Deadly Conspiracy (II).

Not what the doctor ordered. He's accused of administering in error, and claims his innocence.

He who cools your vegetables. A man falsely convicted of murder comes under the reluctant eye of Cannon, with more murders and new evidence at his heels.

He who pays the bills. Cannon looks into the curious disappearance of a pop singer.

A little bit goes a long way; Cannon is poisoned with 72 hours to find the antidote.

Cannon to the right... Cannon to the left... an old buddy's last request: go to Mexico and bring back his son's body.

Down for the count, an oil company VP turns to Cannon to prove his innocence.

A desert heiress is terrified by the sight of a snowman with an ominous axe in its noggin.

Down the primrose path, a judge is compromised by his wife.

A figure of fame, the son of a general is thought to have killed a gang leader.

Dead men tell no tales out of school. A leader of the black community is murdered on the verge of uncovering a wrong.

A film star's son is missing, or is he?

Snapshots reveal a dubious link between policy and high crime.

Who will believe a child who has seen an Arabian heir made off with?

A publisher is accused of murder, for various reasons.

An embezzler has disappeared, but there's more than meets the eye.

Cannon is menaced by memories of his service in Korea.

A bad speculation leads to an apparent abduction.

A suspicious death in a space lab.

Deporting an old gangster proves fraught with peril.

A case of vengeance. The girlfriend of a pro ballplayer is murdered.

A well-to-do young man's death in Acapulco is ruled an accident, but his family hires Cannon to investigate.

An Army researcher goes berserk; his wife pleads with Cannon to intervene.