When illegal casino owner Charley Kyng develops heart disease, he is advised by a doctor to spend more time with his family. However, he finds it difficult to keep his work separate from his life at home. His son, Paul, feels ashamed of Charley's career and gets into a fight at his prom because of it. Meanwhile, Charley's brother-in-law, Robbin, who works at the casino, begins fixing games due to his extreme gambling debts.
The film is a story of the ways in which insurance investigator Roland Copping interferes in and manipulates the lives of others with outrageous games and gimmicks. Eventually he becomes involved in an escalating vendetta with a couple who make an unusual insurance claim.
When Joan Boothe accompanies husband-reporter David to Las Vegas, she begins gambling to pass the time while he is doing a story. Encouraged by the casino manager, she gets hooked on gambling, to the point where she "borrows" David's expense money to pursue her addiction. This finally breaks up their marriage, but David continues trying to help her.
Two neighboring kings addicted to gambling, Ranjit and his cousin Sohat, vie for the same beautiful young woman, Sunita, daughter of the hermit Kanwa.
An outlaw kidnaps a dancer and her lover in order to win a bet.