Daniel Robin has become mixed up with a band of criminals known as "the 13," and is shot when he refuses to do their bidding. His daughter Ruth, brought home from boarding school, reaches his bedside before he expires. He tells her that she will be given thirteen keys. Instructions will be provided with each key and, if she follows the instructions, she will eventually fully learn of her birthright. Many adventures then follow as Ruth attempts to solve the puzzle of each key and establish her true birthright.
Buffalo Bill Cody battles a gang of outlaws secretly headed by an unscrupulous lawyer.
On a Kenyan safari, white hunter Victor Marswell has a love triangle with seductive American socialite Eloise Kelly and anthropologist Donald Nordley's cheating wife Linda.
Irrepressible Helen Rhinelander, the daughter of a railroad president. A dastardly villain, Segrue, however, desires not only Helen but also the plans for a new railroad. Happily, Helen's childhood sweetheart, Paul Storm, now an engineer, is right there to protect the damsel-in-distress through the serial's 15 exciting chapters.
Baby Bink couldn't ask for more: he has adoring (if somewhat sickly-sweet) parents, lives in a huge mansion, and he's just about to appear in the social pages of the paper. Unfortunately, not everyone in the world is as nice as Baby Bink's parents—especially the three enterprising kidnappers who pretend to be photographers from the newspaper. Successfully kidnapping Baby Bink, they have a harder time keeping hold of the rascal, who not only keeps one step ahead of them, but seems to be more than a little bit smarter than the three bumbling criminals.
A stirring drama of Wall Street manipulation of the world's wheat supply, which leads the characters into adventures and danger in various corners of the globe.
Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army of invisible men.
A 12-episode serial in which Tailspin Tommy evades volcanoes, anti-aircraft shells, and time bombs as he foils a plan by corrupt profiteers to steal an island's oil reserves.
Government agents try to thwart smugglers, while some sort of plot unfolds, about a hidden treasure revealed by cursed coins.
Kit Cardigan seeks the killer of his father...among other plot threads leading up to the famous historical incident.
Deep in the African jungle, a baby named George, the sole survivor of a plane crash, is raised by gorillas. George grows up to be a buff and lovable klutz who has a rainforest full of animal friends: Tookie, his big-beaked toucan messenger; Ape, a witty talking gorilla; and Shep, a peanut-loving pooch of an elephant. But when poachers mess with George's pals, the King of Swing swings into action.
A silent action movie serial consisting of 15 chapters.
A bunch of waterfront youths pursue the Sea Raiders, a gang of saboteurs.
An American adventure film serial comprised of fifteen episodes of two reels (24 min) each. All chapters are presumed lost.
A new town doctor arrives at the same time as local Indians needprotection from troublemaking looters.
An Indian rug is the key to the location of a lost treasure. When the rug's owner is murdered, it becomes a case for Forest Ranger Steve King
The Phantom Rider helps Mary Grayson thwart a plot to steal her land.
Sergeant MacLane of the Mounties investigates the disruptive activities of a bunch of troublemakers.
An eccentric socialite raises a gorilla as her son.
Primatologist Davis Okoye shares an unshakable bond with George, the extraordinarily intelligent, silverback gorilla who has been in his care since birth. But a rogue genetic experiment gone awry mutates this gentle ape into a raging creature of enormous size. To make matters worse, it’s soon discovered there are other similarly altered animals. As these newly created alpha predators tear across North America, destroying everything in their path, Okoye teams with a discredited genetic engineer to secure an antidote, fighting his way through an ever-changing battlefield, not only to halt a global catastrophe but to save the fearsome creature that was once his friend.