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.

A newspaper publisher, wanting to prove a point about the insufficiency of circumstantial evidence, talks his possible son-in-law Tom into a hoax in an attempt to expose ineptitude of the city's hard-line district attorney. The plan is to have Tom plant clues leading to his arrest for killing a female nightclub dancer. Once Tom is found guilty, he is to reveal the setup and humiliate the DA.

A boy tries to stop aliens that have taken over his town and are brainwashing its inhabitants.

The son of a newspaper editor visits his uncle in Germany and learns how government control gradually took away the freedom of the people. He returns and influences his father to print news items which will lead the people of their community to see the world situation as it is instead of as they want to believe it is.

After his family is brutally murdered for an unknown reason, a computer engineer sets out to find those responsible.

Eddie Miller struggles with his hatred of women, he's especially bothered by seeing women with their lovers. He starts a killing spree as a sniper by shooting women from far distances. In an attempt to get caught, he writes an anonymous letter to the police begging them to stop him.

A woman marries a man for his wealth, then concocts a plan to kill him, take his money, and run off with her lover. Things go wrong when they accidentally kill the wrong person.

Nick Cherney, in prison for embezzling from Torno Freight Co., sees a chance to get back at Johnny Torno through his young priest brother Jess. He pays fellow prisoner Rocky, who gets out a week before Nick, to murder Jess... who, dying, tells revenge-minded Johnny that he'd written a clue "in the Bible." Frustrated, Johnny obsessively searches for the missing Gideon Bible from Jess's hotel room.

As novice detectives, Bud and Lou come face to face with the Invisible Man.

A college paleontology professor acquires a newly discovered specimen of a coelacanth, but while examining it, he is accidentally exposed to its blood, and finds himself periodically turning into a murderous Neanderthal man.