Nan of the North

A masked hero called "The Eagle" leads California ranchers in a struggle against Russian Cossacks who are plotting to take over California and turn it into a Russian colony.

A 14-episode serial in which Mala, a Polynesian in the employ of U.S. Intelligence investigates sabotage on Clipper Island. A gang of spies causes the eruption of a volcano, for which our hero is blamed. He convinces the local Princess Melani of his innocence and helps her ward off a takeover by rival high priest Porotu.

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.

Six part adventure serial starring Mary Fuller as the sought after heroine. Episodes: 1) A Proposal From The Duke; 2) A Proposal From The Spanish Don; 3) A Proposal From The Sculptor; 4) A Proposal From Nobody; 5) A Proposal Deferred; 6) A Proposal From Mary

15 chapter adventure serial starring Doris Kenyon. Episode titles: 1. The Gauntlet of Death 2. Counterfeit Faces 3. The Island of Dread 4. The False Locket 5. The Air-Lock 6. The Flower of Death 7. The Fire Trap 8. Slide for Life 9. Jets of Flame 10. Cogs of Death 11. Trapped by Treachery 12. Eyes in the Wall 13. Jaws of the Tiger 14. The Unmasking 15. The Girl of the Prophecy.

The Great Gamble is a 1919 movie serial.

A superhero known as The Black Commando battles Nazi agents who use explosive gases and artificial lightning to sabotage the war effort.

In Africa, a deceased medical missionary's daughter in Africa carries on her father's work. Before long, she finds herself in danger from crooks and a local witch doctor.

Columbia's 34th serial production starring Buster Crabbe, the Serial King himself

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.

In this 12 Chapter serial the UN enlists trader Tom Rogers and Vivian Wells, to lead the effort to prevent the natives from starting a revolution in Burmatra and its neighbors.

Madge Clayton, a society girl, mysteriously disappears. The police suspect a master criminal is behind the girl's abduction, but her brother, Bob, and fiancé, Bert Moore, help with the search. They unearth a scheme to kidnap another girl, Natalie Van Cleef, and the evidence takes Bob and Bert to an estate on Long Island.

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.

15-Chapter Serial about a scientist that discovers a formula for making synthetic gold and the people that want it.

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.

Criminals steal a radium-powered tank from an inventor. His heiress and a government agent take up the chase. 18 episode serial-1. The Mystic Stone, 2. The Death Trap, 3. The Fatal Ride, 4. The Swing for Life, 5. The Torture Chamber, 6. The Tunnel of Doom, 7. A Flash in the Dark, 8. In the Clutches of a Mad Man, 9. The Roaring Volcano, 10. Creeping Flames, 11. Perils of Doom, 12. Shackled, 13. The Scalding Pit, 14. Hemmed In, 15. The Flaming Arrow, 16. Over the Cataract, 17. The Wheels of Death, 18. Liquid Flames.

The Strings of Steel is a silent Action serial. Episode titles: 1. The Voice on the Wire 2. The First Central 3. Fighting for Love 4. The Power of Might 5. Kings of the Wire 6. Voice of the Continent 7. Telephone Poles 8. War of the Wire 9. When Lightning Strikes 10. Love and Victory.

15 episode serial where Jack Armstrong, the All-American Boy, battles the evil Dr. Grood, who has placed a death ray aboard his spaceship orbiting Earth.

Columbia's 33rd serial (made between "Jack Armstrong" and "The Sea Hound") was based on the character that first appeared in "Action Comics" No. 42.

The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a prophecy that will enable him to conquer the world. His nemesi, Dr. Nayland Smith and his associates fight to keep the evil doctor from getting his hands on the keys. In 1943 the serial was edited together into a feature movie also called Drums of Fu Manchu.