Crooks discover a Genghis Khan treasure ship on the Canada-Alaska border but the treasure is hidden somewhere on land. In their efforts to find the hidden treasure they resort to murder and sabotage to stop the construction of the Alcan highway which will bring homesteaders to the area. Sergeant Royal of the Royal Canadian Mounted Police battles through 12 episodes to find the crooks and to learn the identity of their mysterious leader known only as 'The Boss'.
Adventures of an American Secret Service-girl in search of an important German secret during the war...
A beautiful young woman is a daring master thief. She meets the young millionaire Thomas Babbington ...
A train that is carrying the formula for a valuable form of granulated gasoline disappears before it...
Assigned to catch a gang of outlaws, officers Bruce Kenton and Paddy Halloran rescue Helen Morgan wh...
A young heiress of an American gun factory is threatened by a masked man after her father was murder...
Eddie King goes up against a villainous circus owner in this action adventure which was directed by ...
Professor Campbell's expedition into the hills of Libya obtains a papyrus which might reveal the hid...
An Indian rug is the key to the location of a lost treasure. When the rug's owner is murdered, it b...
The Phantom Rider helps Mary Grayson thwart a plot to steal her land.
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...
The Strings of Steel is a silent Action serial. Episode titles: 1. The Voice on the Wire 2. The Firs...
A bunch of waterfront youths pursue the Sea Raiders, a gang of saboteurs.
Daniel Robin has become mixed up with a band of criminals known as "the 13," and is shot when he ref...
Criminals steal a radium-powered tank from an inventor. His heiress and a government agent take up t...
Prospector Henry Tolliver disappears and his son "Wild Bill" Tolliver comes looking for him.
Famed aviator Bruce Gentry is working with scientist Andrew Benson, setting out to uncover the origi...
The Hazards of Helen is an American melodramatic adventure film serial of 119 twelve-minute episodes...
The evil and masked "Gargoyle" is sabotaging all of America's industrial plants. It is up to the Spi...