The Canadians have discovered a valuable substance called Compound X, which can cure infantile paralysis. When a country at war with Canada learns that Compound X also contains magnetic properties that could aid them in their warfare against the British, they send agents to infiltrate Canada and steal a large quantity of the substance. It's up to Sgt. King (Allan Lane) and his Mounties to track down the agents and put an end to their scheme.
The Phantom Rider helps Mary Grayson thwart a plot to steal her land.
A Secret Service agent seeks his missing brother in Africa, and finds his mission complicated by ivo...
A new town doctor arrives at the same time as local Indians needprotection from troublemaking looter...
The story of a boy, a dog, and a man. The boy discovers he is heir to a shipping line, and travels...
Sergeant MacLane of the Mounties investigates the disruptive activities of a bunch of troublemakers.
This serial told the story of the diamond heir loom of the Stanley family.
Roberts and Moore played an army scout and a pony express rider who come to the aid of settlers terr...
Buffalo Bill Cody battles a gang of outlaws secretly headed by an unscrupulous lawyer.
The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a...
In 1840, Sam Lash heads west for adventure. He meets up with some Mountain Men, and they head for th...
Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth....
Bill Ramsbottom sells his English pub and drags his family off to Canada where he has inherited a ra...
Prospector Henry Tolliver disappears and his son "Wild Bill" Tolliver comes looking for him.
An orphan bear cub hooks up with an adult male as they try to dodge human hunters.
A bunch of waterfront youths pursue the Sea Raiders, a gang of saboteurs.
Government agents work to interfere with schemes to trick the Comanches into war with the Texans.
Before the outbreak of WWII, Nazi sympathizers plot to undermine America.
A movie serial in 13 chapters: Some swampland becomes valuable, and various factions squabble over ...
When Pegleg and his Black Raiders threaten the westward expansion of the United States, the governme...