Egyptologists are attacked by mummies, drawing the attention of Superman.

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

A small, independent air delivery service is menaced by a mad scientist with a death ray machine that blows up planes in mid-flight.

The Shadow battles a villain known as The Black Tiger, who has the power to make himself invisible and is trying to take over the world with his death ray.

A group of archaeologists asks Tarzan to help them find an ancient city in a hidden valley of women. He refuses, but Boy is tricked into doing the job. The…

Sheriff John Higgins quits and goes into prospecting after he thinks he has killed his best friend in shooting it out with robbers. He encounters his dead buddy’s sister and…

Boston pharmacist Tom Craig comes to Sacramento, where he runs afoul of local political boss Britt Dawson, who exacts protection payment from the citizenry. Dawson frames Craig with poisoned medicine,…

Superman vs. Japanese spies hijacking a new super-bomber.

Fortune hunters from all over the country rushing to the Klondike in 1897 to seek their fortunes in the gold are tested by hardships of the journey.

Clint Belmet is a bit of a firebrand and is sentenced to at least 30 days in jail, but his partners, Bill Jackson and Jim Bridger talk a sympathetic Frenchwoman…

A movie company making a film about a famous sheriff hires his grandson as a stand-in for the lead.

A US Navy submarine, the USS Corsair, is operating in the North Atlantic, hunting German merchant raiders that are preying on Allied shipping. Its new executive officer, Lt. Ward Stewart,…