Blake of Scotland Yard

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

Dr. Mabuse and his organization of criminals are in the process of completing their latest scheme, a theft of information that will allow Mabuse to...

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

Jesse James wants to start a new life in a new location, but quickly finds himself wrapped-up in protecting townsfolk from the machinations of evil...

Before the outbreak of WWII, Nazi sympathizers plot to undermine America.

Prof. Millard pretends to be dead and helps Jeff King ferret out Vulcan, the evil traitor at the science academy. Donning his Rocket Man costume King...

A young heiress of an American gun factory is threatened by a masked man after her father was murdered. This criminal might be a member of her family...

The Wrecker wrecks trains on the L & R Railroad. One of his victims is Larry Baker's father. Baker wants to find the evildoer, among a host of...

This twenty-three episode serial told the story of a secret society called The Black Hundred and its attempts to gain control of a lost million...

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

A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist plans to steal it for use in his criminal plans. ...

Sergeant MacLane of the Mounties investigates the disruptive activities of a bunch of troublemakers.