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

Crash Corrigan, a recent graduate of Annapolis, and Diana, a go-getting reporter, join Professor Norton for a search for the source of a string of earthquakes, Atlantis. They ride Prof….

The Princess of Samarkand and an English knight confront the armies of Genghis Khan.

Superman’s reputation is tarnished when a crook begins committing crimes in a Superman costume.

At the Tangier airport, a group of people await the arrival of a mysterious plane from behind the Iron Curtain. The reception committee includes Susan, an American; Gil Walker, a…

When legendary hunter Bob Rainsford is shipwrecked on the perilous reefs surrounding a mysterious island, he finds himself the guest of the reclusive and eccentric Count Zaroff. While he is…

The Marshal sends John Weston to a rodeo to see if he can find out who is killing the rodeo riders who are about to win the prize money. Barton…

An Australian sheep man comes to Montana looking for grazing space, is opposed by local ranchers and a wealthy cattle-woman.

A Chinese-American surgeon faces a moral dilemma after operating on the mob boss in charge of vice and protection rackets in her city’s Chinatown.

Edward, Prince of Wales, son and heir to his father King Edward III of England, leads an English army to the French province of Aquitaine to protect the inhabitant from…

A young Viking prince strives to become a knight in King Arthur’s Court and restore his exiled father to his rightful throne.

A young mechanic gets a job with a small airline, which he helps win a mail contract. A rival airline plots to destroy it in order to get the contracts…