Dusty Bates observes some smuggled jewels hidden in a crate aboard a ship; he is pursued by low-lifes when the crate is put ashore.
A police detective is caught up in a plot to steal two million dollars in bonds.
A Martian invader crashes his spaceship conveniently close to the workshop of a scientist who is dev...
Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is hel...
Dr. Ernst Grood , having already dominated the planet Ergro, now intends to take over the control of...
Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibil...
An accomplished aviator sets out to locate treasure hidden by one of his ancestors. He encounters i...
A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist pla...
Jerry Blake (aka Federal Operator 99) teams-up with Joyce Kingston to thwart the plans of escaped cr...
An expedition arrives on an uncharted jungle island to rescue the local natives, led by a jungle boy...
Escaped Prisoner 39013 impersonates the rich and influential Horace Granville, allowing him to creat...
The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron;...
Two British officers are assigned to collect information to convict Captain Kidd of piracy.
Mota is a Martian representative, who has come to impose interplanetary law on the Earth (which has ...
Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Naz...
A young girl journeys to Africa to find her father, an explorer who vanished in the jungle.
Beyond Hell's Gate Pass is territory controlled by a man who calls himself King Carter; he uses a va...
An American adventure film serial comprised of fifteen episodes of two reels (24 min) each. All cha...
Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad...
Government agents try to thwart smugglers, while some sort of plot unfolds, about a hidden treasure ...