Two federal agents battle a gang that hijacks trucks carrying materials vital for the security of the country and sells them to foreign powers.
Buffalo Bill Cody battles a gang of outlaws secretly headed by an unscrupulous lawyer.
The evil and masked "Gargoyle" is sabotaging all of America's industrial plants. It is up to the Spi...
Dr. Mabuse and his organization of criminals are in the process of completing their latest scheme, a...
Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth....
The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a...
Daniel Robin has become mixed up with a band of criminals known as "the 13," and is shot when he ref...
A movie serial in 12 chapters: The famous comic strip character is on a mission to protect a secret...
The mysterious Don Del Oro ("Lord of Gold"), an idol of the Yaqui Indians, plans to take over the go...
A movie serial in 12 chapters: After gold is discovered in the town of Nugget, the titular band of ...
It is 1865 and Union prisoners use a military balloon to escape a Southern prison camp near the end ...
The Timber Queen follows Ruth Rowland as the inheritor of a wealthy timber business who tries to st...
Japanese spies attempt to subvert America's war effort; G-Men attempt to thwart their plot.
Prof. Millard pretends to be dead and helps Jeff King ferret out Vulcan, the evil traitor at the sci...
Irrepressible Helen Rhinelander, the daughter of a railroad president. A dastardly villain, Segrue, ...
The Daily Clarion hires detective story writer Steve Colt to investigate the deaths of a group of sc...
A villain named Marlof attempts to set up secret missile bases inside Canada so he can launch missil...
The Wrecker wrecks trains on the L & R Railroad. One of his victims is Larry Baker's father. Baker w...
The heirs of Anton Benson are searching Bensonhurst for hidden gold; they are joined by a reporter, ...
Commando Cody, 'Sky Marshal of the Universe', works with American scientists Joan Gilbert and Ted Ri...
Professor Campbell's expedition into the hills of Libya obtains a papyrus which might reveal the hid...