The first of the five films where Bill Elliott played a detective lieutenant in the L.A Sheriff's department, Dial Red "O" (the correct title with the number 0 (zero), as on a telephone dial, shown in ") opens with war-torn veteran Ralph Wyatt getting word that his wife is divorcing him, and he flees the psychiatric ward of the veteran's hospital, wanting to talk to her. His escape touches off an all-out manhunt, led by Lieutenant Andy Flynn of the sheriff's department.

A Los Angeles teacher becomes a mob target when he agrees to be a star witness in a gangland murder case.

Bad guys trying to steal the mineral rights away from African natives find it isn't so easy fighting Jungle Jim.

Jungle Jim is forced to lead anthropologist Dr. Edwards into a land inhabited by giant people.

Jungle Jim must protect rare pony-like animals whose glands produce a powerful narcotic. On the way, he fights a giant spider.

Marian Forbes has been having an affair with her boss and when he drops her for another woman. In an act of jealousy and greed she convinces an acquaintance to murder her former lover and then impersonate him just long enough to get their hands on a large sum of money.

When a gang of ruthless claim jumpers brutally murders his miner father, a gunman known as the Silver Kid joins forces with the local marshal to free the tiny town of Silver City from the clutches of the dastardly villains.