Frustrated by their inability to take action against a murderous gang who killed a young boy, Texas Rangers Stony Brooke (Robert Livingston), Rusty Joslin (Raymond Hatton) and Rico Rinaldo (Duncan Renaldo) hatch a plan: Stony poses as an outlaw dubbed The Laredo Kid to lure the bad guys into Texas. But the plan might fall apart when the real Laredo Kid arrives on the scene in this action-packed Western.

Stan and Ollie work in a horn factory. Ollie starts having violent fits every time he hears a horn. His doctor prescribes a restful sea voyage. Mayhem ensues.

The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a prophecy that will enable him to conquer the world. His nemesi, Dr. Nayland Smith and his associates fight to keep the evil doctor from getting his hands on the keys. In 1943 the serial was edited together into a feature movie also called Drums of Fu Manchu.

Running from the law, Jim Hall joins Hays’ gang. Hays is foreman on the Herrick ranch and plans to rustle Herrick’s cattle. Attracted to Herrick’s sister Helen, Jim decides to tell the Sheriff about the raid. But when his plan is overheard he is made a prisoner.

The wall to Surprise Valley has broken, and Jane Withersteen is forced to choose between Lassiter's life and Fay Larkin's marriage to a Mormon.

Lassiter's sister was killed and her young daughter taken and raised by outlaws. Years later Lassiter arrives at the Withersteen ranch looking for the now grown daughter. He immediately gets caught up in the ranch's struggle against rustlers. Trailing a rustled herd of horses leads him to the rustler's hideout and the missing daughter.