A crazed scientist calling himself The Voice from the Sky broadcasts his voice all across the globe, and threatens to suspend all energy in the earth's atmosphere and turn day into night unless the world immediately destroys all arms and vehicles of warfare. U. S. Secret Service agent Jack Deering is sent to Arizona to investigate

Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth....

The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a...

Part of the artificial-creature series encompassing Der Golem (1914 and 1920), Alraune (1918, 1928, ...

A mad scientist named Dr. Satan plots to steal key pieces of technology to enable him to build an ar...

The Daily Clarion hires detective story writer Steve Colt to investigate the deaths of a group of sc...

Prof. Millard pretends to be dead and helps Jeff King ferret out Vulcan, the evil traitor at the sci...

Commando Cody, 'Sky Marshal of the Universe', works with American scientists Joan Gilbert and Ted Ri...

An evil scientist invents a earthquake machine and plots to take over the world from his base in Afr...

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

It is 1865 and Union prisoners use a military balloon to escape a Southern prison camp near the end ...

On a scientific expedition to Siam young Billy Batson is given the ability to change himself into th...

An evil prince plans to use a super-explosive to take over the world.

Criminals steal a death ray that concentrates the rays of the sun. The inventor's daughter and a gov...

Crash Corrigan, a recent graduate of Annapolis, and Diana, a go-getting reporter, join Professor Nor...

This 15-chapter serial pits Batman and Robin against The Wizard, who uses a device that allows him t...

Brick Bradford, soldier-of-fortune and time-machine traveler, is hired to protect the Interceptor Ra...

A mysterious plague, the Purple Death, ravages the earth. Dr. Zarkov, investigating in his spaceship...

Martians come to Earth to build an H-bomb strong enough to blast Earth out of orbit so that Mars can...

An internationally-notorious criminal scientist returns to the US to sell his latest invention, a di...

The Shadow battles a villain known as The Black Tiger, who has the power to make himself invisible a...