A slick young man buys a jewel with a cheque that bounces. He then disappears and both the police and a lawyer try to find him. The lawyer hires a female detective to track down the missing man, but when his body is found in the Thames the case is by no means over.

While resisting pressure from his upper-class wife to take a higher-paying job in London, a Montreal physician prepares to carry out brain surgery on a Latin American president. They don't suspect that a trio of assassins is also waiting, for their chance to carry out a political assassination on the operating table.

A woman tormented by ghostly apparitions and a professor of psychic phenomena investigate other-worldly disturbances and unlock the secret of a malevolent force reaching out for vengeance from beyond the grave.

A gunfighter and a cowboy help a Mexican girl avenge the land-related murder of her parents.

Although ostensibly the grand-son of the legendary hero, Clayton Moore's Ken Mason is little more than a cowboy in a black mask in this 12 chapter Republic serial. Mason, the head of the telegraph line work crew, assumes his ancestor's trade-mark mask (but not whip) in order to prevent a local czar (Roy Barcroft) from sabotaging the burgeoning telegraph line. Pamela Blake, a brunette starlet formerly known as Adele Pearce, played Mason's imperiled girlfriend, and the serial also benefitted from the usual competent work of Republic's great stunt-performers, including Dale van Sickel, Tom Steele, Eddie Parker, and Joe Yrigoyen.

Feature version of the 1951 American serial film, "Zombies of the Stratosphere".

Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army of invisible men.

American sailor Charlie Madison falls for a pretty Englishwoman while trying to avoid a senseless and dangerous D-Day mission concocted by a deranged admiral.

Tilt is the story of a precocious young girl who is a pinball wizard. Because she does not get on with her parents, Tilt is contemplating running away from home. Skipping school one day, she decides to go to to Mickey's Bar. Mickey, who is Tilt's good friend, helps her set up a gambler for a pinball game. Because the gambler is unaware of Tilt's pinball wizardry, he is easily hustled out of his money. While watching the confrontation, a young man named Neil Gallagher, who is an aspiring musician, is impressed with Tilt's ability, congratulating her after the win. Neil invites Tilt to watch him sing at a rock concert, and after his performance she believes he can become a great singer. Because Neil needs money for a demo tape of his songs, he has an idea of taking Tilt with him and having her hustle would-be gamblers.

Martians come to Earth to build an H-bomb strong enough to blast Earth out of orbit so that Mars can be moved into its place in closer proximity to the sun. Super-scientist Larry Martin, inventor of the first stratospheric-flight spaceship as well as a jet-powered personal flying suit with helmet, is called upon by the government to investigate ramped-up UFO reports occasioned by the Martians' spaceships. The Martians, meanwhile, led by Marex, engage a renegade earth scientist and a gaggle of gangsters to help them steal supplies, operate a menacing robot, and build their bomb. This movie serial in 12 chapters was originally planned as a sequel to "Radar Men From The Moon" with Commando Cody as the hero but at the last moment the main characters' names were changed and all other references to that serial removed from the script.

Otherworldly creatures inhabit the bootlegging tunnels underneath a small town mining community, and they kill any of the townsfolk who invade their home.

A playboy tries to recruit a gang, who include an American who needs cash to satisfy his wife's expensive tastes, and an old time expert cracksman, to rob a foreign embassy's safe, but trouble starts when the plan begins to go wrong.

A grounded American fighter pilot is switched to espionage on a special job in which he must kill a small-time Paris lawyer suspected of double-crossing France by selling out radio operators to the Nazis.

When a USAF sergeant stationed on a base in England is suspected and then accused of murdering a woman, both he and a local school teacher must race to clear his name and find the real killer.

In Apache territory, a supply Army column heads for the next fort, an ex-scout searches for the killer of his Native wife, and a housewife abandons her husband to rejoin her Apache lover's tribe.