When a US Naval captain shows signs of mental instability that jeopardize his ship, the first officer relieves him of command and faces court martial for mutiny.

Tells the story of one day in the lives of the various people who populate a police detective squad. An embittered cop, Det. Jim McLeod, leads a precinct of characters in their grim daily battle with the city's lowlife. The characters who pass through the precinct over the course of the day include a young petty embezzler, a pair of burglars, and a naive shoplifter.

During World War II, Captain Cassidy and his crew of submariners are ordered into Tokyo Bay on a secret mission. They are to gather information in advance of the planned bombing of Tokyo. Along the way, the crew learn about each other as they face the enemy and some of them lose their lives.

In San Francisco, a psychopathic gangster and his mentor retrieve heroin packages carried by unsuspecting travelers.

A team composed of an aerospace scientist, an ex-Air Force general, and an industrialist conceives an ambitious plan to land Americans on the moon. From their base in the Mojave Desert, they construct and successfully launch a spacecraft named "Luna" that contains a cargo of four astronauts. But a critical miscalculation of needed power to escape the moon's gravitational pull may put the astronauts' lives in danger.

Richard Dadier is a teacher at North Manual High School, an inner-city school where many of the pupils frequently engage in anti-social behavior. Dadier makes various attempts to engage the students' interest in education, challenging both the school staff and the pupils. He is subjected to violence as well as duplicitous schemes.

Steven Kenet, suffering from a recurring brain injury, appears to have strangled his wife. Having confessed, he's committed to an understaffed county asylum full of pathetic inmates. There, Dr. Ann Lorrison is initially skeptical about Kenet's story and reluctance to undergo treatment. But against her better judgement, she begins to doubt his guilt.

A neglected wife gets mixed up with an hypnotic charmer and murder.

A Marshal must face unpleasant facts about his past when he attempts to run a criminal gang out of town.

A former Union Army officer plans to sell out to Anchor Ranch and move east with his fiancée, but the low price offered by Anchor's crippled owner and the outfit's bullying tactics make him reconsider. When one of his hands is murdered he decides to stay and fight, utilizing his war experience. Not all is well at Anchor with the owner's wife carrying on with his brother who also has a Mexican woman in town.