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.

Dr. John Meredith has been driven from civilization by the criminal activities of his twin brother Bradley Meredith. With his infant daughter, he settles in the African jungle, where his ability to cure the native ills has resulted in his virtual control of the Masamba tribes, who possess vast diamond mines coveted by a gang of crooks.

Two expeditions are trying to reach the Lost City of Zoloz -- one headed by Professor Davidson, a scientist who wants to establish an archaeological site, and the other by a greedy treasure hunter who wants to keep the fabled treasures of the city for himself. An agent of a foreign power also wants to establish a secret airbase there, so he stirs up the natives against The Phantom, who has been able to get them to stay peaceful so far. When The Phantom is murdered, his son takes his place and sets out to restore peace to the jungle and stop the agents' and the treasure hunters' nefarious plans.

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.

Originally written for Pearl White, this silent serial is a great action-packed adventure starring Molly King and Leon Bary. This serial had fifteen chapters, each one two reels in length. The chapters were: 1. The Lady in Number '7' 2. The Masked Stranger 3. An Hour to Live 4. Kidnapped 5. The Life Current 6. The Dead Come Back 7. Into Thin Air 8. The Stranger Disposes 9. When Jail Birds Fly 10. The Hole-in-the-Wall 11. Love's Sacrifice 12. Riddle of the Double Cross 13. The Face of the Stranger 14. The Hidden Brand 15. Mystery of the Double Cross.

Dick Tracy battles spies and saboteurs in his efforts to bring to justice the Stark gang, a criminal family led by the vicious Pa Stark.

Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hidden village. Family and friends of the researcher come looking for him. Adventure ensues.

Lure of the Circus is a 1918 American adventure film serial directed by J. P. McGowan.

David Trent is a nobleman who forms an outlaw group to combat his evil uncle Sir Edgar Bullard. The outlaws of Sherwood Forest are championing young Roger Mowbray, really Prince Richard, whose right to the throne is being usurped by an evil regent. 15 episode adventure serial.

Two safaris enter the African jungle intent on finding a white girl who is the heiress to a fortune. One safari, led by Jungle Jim, wants to make sure she gets the news that she is now a rich woman. The leaders of the other safari want to kill the girl so they can try to get hold of her inheritance.

A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) endeavor to discover and thwart the loathsome saboteur Sakima.

A variety of people are searching for a long-hidden treasure somewhere on an island. Chapters: 1. The Isle of Fear, 2. The Ghost Talks, 3. The Phantom Duel, 4. Buried Alive, 5. The Girl Who Vanished, 6. Trapped by the Flood, 7. The Cannon Roars, 8. The Circle of Death, 9. The Pirate's Revenge, 10. The Crash, 11. Dynamite, 12. The Bridge of Doom, 13. The Mad Flight, 14. The Jaws of Destruction, 15. Justice

A 15 episode serial in which Blake battles the "Scorpion" over possession of a 'death ray' machine.

Miracles of the Jungle is a 1921 serial film

The forerunner of all serials, What Happened to Mary was a series of twelve monthly one reel episodes, each a complete entity in itself, revolving its immediate dramatic and melodramatic problems within the framework of a single episode and designed more for story and suspense situations than action.

Frank Leon Smith's well-written story told of Carter's Creek, a bustling mining camp, and of how Beth Cameron (Rich) seeks to avenge the murder of her father (Frederick Vroom) by donning men's clothing and raiding the vicinity.

The manager of The Big Circus plots to marry the owner's daughter and gain control of the outfit.

Treasury agents go after a ring of counterfeiters operating out of a traveling carnival.