The Great Radium Mystery

In a dystopian future, a totalitarian regime maintains peace by subduing the populace with a drug, and displays of emotion are punishable by death. A...

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

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

The British Secret Service sends agent 006 to Cairo, to collaborate with an American colleague in searching for a stolen anti-radar device, but soon...

Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad; Red Ryder opposes this strategy.

When A.T.F. agent Nick Adams goes undercover in a prison to unravel the mystery of a fellow agents death there. Warden Pike and his pet goons are...

Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Nazi agents operating within the US, led by the...

Advertising man Roger Thornhill is mistaken for a spy, triggering a deadly cross-country chase.

Two British officers are assigned to collect information to convict Captain Kidd of piracy.

Mota is a Martian representative, who has come to impose interplanetary law on the Earth (which has become too dangerous); opposing his authority is...

Jerry Blake (aka Federal Operator 99) teams-up with Joyce Kingston to thwart the plans of escaped crime boss Jim Belmont.

An expedition arrives on an uncharted jungle island to rescue the local natives, led by a jungle boy, from a volcano that is about to erupt.