An expedition arrives on an uncharted jungle island to rescue the local natives, led by a jungle boy, from a volcano that is about to erupt.
Escaped Prisoner 39013 impersonates the rich and influential Horace Granville, allowing him to create a variety of disasters. Fortunately, he is thwarted repeatedly by three daring circus daredevils.
Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Nazi agents operating within the US, led by the treacherous sabotage leader codenamed The Mask.
A young girl journeys to Africa to find her father, an explorer who vanished in the jungle.
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 become too dangerous); opposing his authority is Kent Fowler, who resists the alien plot, without understanding its details.
Beyond Hell's Gate Pass is territory controlled by a man who calls himself King Carter; he uses a variety of schemes to prevent the railroad from being built, for fear it will finish his control of (what he considers) his land.
Eight people embark on an expedition into the Congo, a mysterious expanse of unexplored Africa where human greed and the laws of nature have gone berserk. When the thrill-seekers -- some with ulterior motives -- stumble across a race of killer apes.
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.
Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad; Red Ryder opposes this strategy.
The evil and masked "Gargoyle" is sabotaging all of America's industrial plants. It is up to the Spider to save the country.
Famed aviator Bruce Gentry is working with scientist Andrew Benson, setting out to uncover the origin of a deadly secret weapon---an electronically controlled flying disc which can be directed at moving or stationary targets. The disc was master-minded by an enemy agent known only as "The Recorder" because...he speaks entirely via recordings. Aided by rancher Frank Farrell and his sister Juanita "Nita" Hodges, Gentry consistently foils "The Recorders" schemes, which are carried out by "The Recorder's" henchmen, Krendon, Allen and Chandler, including an attack on the Panama Canal.
An eccentric socialite raises a gorilla as her son.
12 part movie serial where Clyde Beatty encounters obstacles and adventure on his way to rescue his damsel in distress.
The Great Gamble is a 1919 movie serial.
The Hazards of Helen is an American melodramatic adventure film serial of 119 twelve-minute episodes released between November 7, 1914 and February 24, 1917. Most episodes of this serial are presumed lost.
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.
King of the Candian riding police is up against Japs and Nazis who are about to invade Canada. They just want to clear the way with a new futuristic plane called "The Falcon" first, but that's not gonna happen if Kig has his way.
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.