Kit Cardigan seeks the killer of his father...among other plot threads leading up to the famous historical incident.
Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network...
Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad...
Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hi...
A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) e...
Congo Bill is hired to locate an heiress lost somewhere in Africa.
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...
A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist pla...
The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron;...
Dusty Bates observes some smuggled jewels hidden in a crate aboard a ship; he is pursued by low-life...
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...
15 part adventure serial directed by W. S. Van Dyke survives in a Russian archive.
Jack Manning (Tim McCoy) arrives in a midwestern town from Gold Creek in Califonia. He brings a mess...
An accomplished aviator sets out to locate treasure hidden by one of his ancestors. He encounters i...
A boy's father is an unjustly accused fugitive, and the boy's scheming uncle plots to become the you...
The only key to a young woman's fortune lies in a marking on the leg of a horse called The Ghost of ...
Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibil...