The Adventures of Smilin' Jack

The mysterious Don Del Oro ("Lord of Gold"),an idol of the Yaqui Indians, plans to take over the gold and become Emperor. Francisco was put in charge...

A 15 episode serial in which Blake battles the "Scorpion" over possession of a 'death ray' machine.

Two safaris enter the African jungle intent on finding a white girl who is the heiress to a fortune. One safari, led by Jungle Jim, wants to make sure...

Dick Tracy battles spies and saboteurs in his efforts to bring to justice the Stark gang, a criminal family led by the vicious Pa Stark.

Two marine lieutenants battle a masked would-be world conqueror who uses electricity as a weapon.

A famous scientist invents a humanoid robot (the titular "monster"),so a greedy rival scientist plans to steal it for use in his criminal plans. His...

A Martian invader crashes his spaceship conveniently close to the workshop of a scientist who is developing an interplanetary craft. If the extraterr...

Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is held and forced to work on diabolical inventions by C...

Dr. Ernst Grood , having already dominated the planet Ergro, now intends to take over the control of the Earth. Unfortunately for him, reporters oppo...

Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hidden village. Family and friends of the researche...

A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) endeavor to discover and thwart the loathsome sabot...

Congo Bill is hired to locate an heiress lost somewhere in Africa.

The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron; a conspiratorial team of spies and no-goods pursu...

Dusty Bates observes some smuggled jewels hidden in a crate aboard a ship; he is pursued by low-lifes when the crate is put ashore.

Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.