A 15 episode serial in which Blake battles the "Scorpion" over possession of a 'death ray' machine.

A government agent sets out to capture a gang of airmail bandits who use a death ray to blow planes out of the sky.

Chasing jewel thieves, Captain Carson and Magpie head for the border where Carson, posing as a Chinaman, opens a store that buys jewelry. To flush...

Lightning Carson's nephew has been falsely accused of murder. To get in with the gang, Lightning poses as a Mexican. He also appears as himself...

Cowboy star Ken Maynard is Jim "Trigger" Morton, in town undercover while pursuing the man who framed him for robbery. But a well-placed shot tames a...

Escaped Prisoner 39013 impersonates the rich and influential Horace Granville, allowing him to create a variety of disasters. Fortunately, he is...

Mandrake and his team attempt to prevent "The Wasp" from stealing and using a new Radium invention.

A story of cattle rustling and double identities.

Bill Carson assumes the identity of gang leader Trigger Mallory in order to fool his gang and his girlfriend.

El Puma, a Mexican desert guide, escorts an archaeological expedition headed by Professor Lucius Lloyd through the Indian badlands of Mexico. Marian,...

The Canadians have discovered a valuable substance called Compound X, which can cure infantile paralysis. When a country at war with Canada learns...

The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a prophecy that will enable him to conquer the...

A bunch of waterfront youths pursue the Sea Raiders, a gang of saboteurs.

Falsely convicted of murder, young Robert Draper escapes custody during a practice blackout drill. Under cover of darkness, Draper hopes to find the...

Flagwaving story of a new American destroyer, the JOHN PAUL JONES, from the day her keel is laid, to what was very nearly her last voyage. Among the...

Ambassador Joseph Davies is sent by FDR to Russia to learn about the Soviet system and returns to America as an advocate of Stalinism.

A young girl goes to New York to find a band leader who has stolen all the songs she wrote and is passing them off as his own.

Trailing the men that murdered his father, Bob Archer finds a man in a gunfight. He helps him to escape only to be knocked out by him and captured by...

Millionaire Larry Duane is posing as his own chauffeur while touring the West and meets Molly Hennessey. They have a small romance until it is ended...

Hall is after Dennison's land and hires the Shooting Kid to finish him off. The Marshal sends Tex to help Dennison, but the Kid has been helped by...

Sir James Blake has retired from Scotland Yard so that he can assist his niece Hope and her friend Jerry in developing an apparatus they have...

Tom Mitchell is an insurance investigator and Fire Capt. Joe Dugan is chief of the police department's arson troubleshooters. Tom and Joe team up to...