The Fortieth Door

A group steals a death ray in order to terrorise the world into peace. The inventor and his daughter try to retrieve the death ray with the aid of a government agent.

Government agents try to thwart smugglers, while some sort of plot unfolds, about a hidden treasure revealed by cursed coins.

Reporter Brenda Starr and her photographer Chuck Allen get involved in a search for the loot from a payroll robbery. Cliffhanging action and adventure and a fair amount of comic relief follow them at every turn.

Mystery and adventure, surrounding a stolen rubber harvest.

The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron; a conspiratorial team of spies and no-goods pursue him to Alaska, trying to steal the device.

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.

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

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 treacherous sabotage leader codenamed The Mask.

A young girl journeys to Africa to find her father, an explorer who vanished in the jungle.

Her Dangerous Path

A newspaper publisher and his Korean servant fight crime as vigilantes who pose as a notorious masked gangster and his aide.

A police detective is caught up in a plot to steal two million dollars in bonds.

In this movie serial Professor Sturgess invents a miraculous engine which can draw unlimited power from the atoms of the air. When the professor is killed, his daughter and her fiance must fight to keep the secret of the power engine out of the hands of evil Weston Dore and his henchmen.

Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hidden village. Family and friends of the researcher come looking for him. Adventure ensues.

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

A 12-episode serial in which Tailspin Tommy evades volcanoes, anti-aircraft shells, and time bombs as he foils a plan by corrupt profiteers to steal an island's oil reserves.

A 10 chapter cliffhanger serial made by William M. Pizor Productions. 1. Missing Men 2. Tongues of Flame 3. Swirling Waters 4. Out of the Night 5. Perilous Trails 6. Secret Passage 7. Division 8. Revenge 9. Pawns of Evil 10. The Hidden Treasure.

An accomplished aviator sets out to locate treasure hidden by one of his ancestors. He encounters interference from various adversaries.

Captain Bob Dayton and Lieutenant Ed Carey are partners in a company called "Sky Raiders" which seeks US government contracts for its inventions. Enemy spies attempt to steal, sabotage and discredit the inventions and founders of the company.

Four youthful cadets are implicated in a series of murders, and must attempt to clear themselves of suspicion.