Bank teller Mike Donovan (Barry Sullivan) takes the first step on the road to Perdition when he fails to report a $49,000 shortage. Accused of theft, Donovan is fired from his job. He is then prevented from finding other employment by Javert-like insurance investigator Gus Slavin (Charles McGraw). Despite many setbacks, Donovan attempts to clear his muddied name.

Mitch Wayne is a geologist working for the Hadleys, an oil-rich Texas family. While the patriarch, Jasper, works hard to establish the family business, his irresponsible son, Kyle, is an alcoholic playboy, and his daughter, Marylee, is the town tramp. Mitch harbors a secret love for Kyle's unsatisfied wife, Lucy -- a fact that leaves him exposed when the jealous Marylee accuses him of murder.

Gunner O'Hara is about to be released from prison after serving a five-year sentence, and receives a visit from his twin brother John, a divinity student soon to be ordained as a priest. Aware that Gunner plans to resume his criminal career, John decides to stop him.

A nontheatrical (16mm) film comprise of three contiguous episodes of the TV series "Rocky Jones, Space Ranger".