A movie serial in 12 Chapters: US naval officer Don Winslow is given command of Tangita Island, near Pearl Harbor, where a ring of saboteurs is trying to destroy ships carrying supplies to the troops stationed in the islands and sabotage the war effort under orders from an unknown leader.
A 15-episode serial in which Beatty goes to darkest Africa to rescue the Goddess of Joba, who is being held by the high priest.
A young newspaperwoman travels to a South Seas island to search for buried treasure.
Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth. Luckily, heroic young Flash Gordon is on hand to lead an investigative mission into outer space and onto the speedily approaching planet. There, he and his best girl, Dale, who is along for the ride, learn that Ming, the devious ruler of Mongo, has purposely put the planet on a collision course with Earth, and only Flash can stop him.
A superhero known as The Black Commando battles Nazi agents who use explosive gases and artificial lightning to sabotage the war effort.
Columbia's 34th serial production starring Buster Crabbe, the Serial King himself
An Air Force captain is assigned to find some missing top-secret microfilm.
Tarzan spurns the love of La, Queen of Opar. When he isn't trying to keep the Bolshevik Rokoff and Clayton (pretender to the Greystoke estate) from reaching Opar, he is attacked simultaneously by two lions, dropped into a pit when a volcano splits the ground, nearly sacrificed by sun worshipers, and so on.
A criminal mastermind known as The Crimson Ghost is out to steal a device called the Cyclotrode, which can short-circuit all electrical current on the planet.
An adventurous young girl in Florida gets herself lost in the Everglades and finds terror and excitement, as well as the rivalry of two men in love with her.
A 20 part 2-reel Western film serial.
Captain Bob Dayton and Lieutenant Ed Carey are partners in a company called "Sky Raiders" which seeks US government contracts for its inventions. Enemy spies attempt to steal, sabotage and discredit the inventions and founders of the company.
Four youthful cadets are implicated in a series of murders, and must attempt to clear themselves of suspicion.
Government agents try to thwart smugglers, while some sort of plot unfolds, about a hidden treasure revealed by cursed coins.
A police detective is caught up in a plot to steal two million dollars in bonds.
A group of street kids battle a terrorist gang led by a Japanese spy.
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.
The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron; a conspiratorial team of spies and no-goods pursue him to Alaska, trying to steal the device.
Two British officers are assigned to collect information to convict Captain Kidd of piracy.