Greedy young thugs kidnap a dead man's wife in hopes that she can lead them to the location of a hidden fortune.

A mad scientist attempts to rule the world by creating various elaborate inventions.

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...

Gold stages are being held up in the far west at a time when the U.S. government needs bullion, just before the famed "Black Friday" attempt to...

Frustrated by their inability to take action against a murderous gang who killed a young boy, Texas Rangers Stony Brooke (Robert Livingston), Rusty...

A mysterious plague, the Purple Death, ravages the earth. Dr. Zarkov, investigating in his spaceship, finds a ship from planet Mongo seeding the...

The Mesquiteers try to help their friend build a telegraph system, despite a local newspaper editor's attempts to sabotage the lines.

Singing cowboy Monte Hale plays "himself" in the Republic western Last Frontier Uprising. Actually, he's not really himself, but a federal agent,...

Beach party escapade features a bookworm with glasses who learns to "groove", as she attempts to sing "Ready to Groove."