Football scout for the Chicago Packers Rusty Walker signs Harry Lynn, a legendary broken-field runner. Harry won't leave his home town without his girlfriend Maizie Williams. He gets tangled up with gamblers and Rusty's girl Evelyn Corey makes a play for him.

Detective Chick Carter (Lyle Talbot)finds himself on his most exciting case when Sherry Martin (Julie Gibson), a singer at the Century Club, reports the robbery of the famous Blue Diamond, owned by Joe Carney (Charles King), the owner of the nightclub.

A newscaster gets demoted for exposing the town's criminal activities over the airwaves.

Dr. John Meredith has been driven from civilization by the criminal activities of his twin brother Bradley Meredith. With his infant daughter, he settles in the African jungle, where his ability to cure the native ills has resulted in his virtual control of the Masamba tribes, who possess vast diamond mines coveted by a gang of crooks.

A reporter gets himself sent to prison so he can solve a murder behind bars.

Perry and Della are finally married by his old friend, Judge Mary. They plan to go on a honeymoon, but before it can start, Perry is retained by a woman with a gun and $5000.

Treasury Department officials recruit a florist (Raft) to lead them to a wanted criminal (Macready); but once he gets too close, he finds he's the hunted.

A demented archaeologist discovers a living, breathing serpent creature known to the Aztecs as Quetzalcoatl and accidentally kills his wife by giving her one of the beast's feathers, causing the creature to track her down and slaughter her. Using this knowledge he exacts revenge upon his enemies by placing one of the feathers on his intended victim and letting the beast loose to wreak havoc.

Gridley is mining silver from an old Mexican mine and bringing it into the USA thru a passage into his worthless mine. Border guard Rogers suspects Gridley and finally finds the secret entrance to the Mexican mine. He sends Lee Madison for help only to have her captured by Gridley. Trigger brings help that takes care of Gridley's men and now Roy has to rescue Madison.

Spinner McGee, devil-may-care mail pilot volunteers his courage and skill for the task of raising $100,000 to save the small airport owned by Pop Hussey from being condemned.

Walter Mitty, a daydreaming writer with an overprotective mother, likes to imagine that he is a hero who experiences fantastic adventures. His dream becomes reality when he accidentally meets a mysterious woman who hands him a little black book. According to her, it contains the locations of the Dutch crown jewels hidden since World War II. Soon, Mitty finds himself in the middle of a confusing conspiracy, where he has difficulty differentiating between fact and fiction.