An arrogant reporter exploits a story about a man trapped in a cave to revitalize his career.
Danny Fisher, young delinquent, flunks out of high school. He quits his job as a busboy in a nightclub, and one night he gets the chance to perform. Success is imminent and the local crime boss Maxie Fields wants to hire him to perform at his night club The Blue Shade. Danny refuses, but Fields won't take no for an answer.
Aliens from Outer Space are slowly switching places with real humans -- one of the first being a young man about to get married. Slowly, his new wife realizes something is wrong, and her suspicions are confirmed when her husband's odd behaviour begins to show up in other townspeople.
