A fast-shooting woman marshal interferes with the efforts of Hopalong Cassidy and his sidekick Red Connors to track down the bandits who stole a shipment of Army rifles.

Hoppy and Red combat a rancher and a crooked lawyer who are trying to drive immigrant settlers off their land.

Hoppy saves an innocent man from hanging and tracks down a murderer who's manipulating the feud between two rival ranchers.

Hoppy tries to prove that a traveling preacher is behind a series of robberies by three men who have a habit of vanishing into thin air.

Hoppy uses an intricately carved bracelet to trap some swindlers who are trying to cheat the Indians out of their oil-rich reservation lands.

A blind Mexican woman asks Hoppy to help her fugitive son, who's been falsely accused of murder.