The Great Radium Mystery

A silent action movie serial.

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.

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.

Congo Bill is hired to locate an heiress lost somewhere in Africa.

A Martian invader crashes his spaceship conveniently close to the workshop of a scientist who is developing an interplanetary craft. If the extraterrestrial Purple Monster can complete the rocket ship and return to Mars, he will be able to start a full-scale invasion of Earth. Good thing Craig Foster sets out to thwart the Monster's mission!

Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is held and forced to work on diabolical inventions by Captain Mephisto, a costumed villain.

Dr. Ernst Grood , having already dominated the planet Ergro, now intends to take over the control of the Earth. Unfortunately for him, reporters oppose his sinister designs.

Only Episode 7, "The Hooded Helper," of this 20-Episode Serial is known to survive. All other episodes are believed to be lost.

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.

An accomplished aviator sets out to locate treasure hidden by one of his ancestors. He encounters interference from various adversaries.

A police detective is caught up in a plot to steal two million dollars in bonds.

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.

An escaped criminal impersonates a Police Commissioner, causing no end of trouble to a determined Federal Agent.

2032 – After a large part of the female population was wiped out by a deadly virus five years ago, the government tries to stabilize the population with the help of surviving women. In order to achieve that, Jim and Cole have to track down and extradite surviving women. During a routine checkup, the two Blood Agents meet Mel Arcan, a disguised psychopath who tests their friendship.

In a dystopian future, a totalitarian regime maintains peace by subduing the populace with a drug, and displays of emotion are punishable by death. A man in charge of enforcing the law rises to overthrow the system.

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.

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

A newspaper publisher and his Korean servant fight crime as vigilantes who pose as a notorious masked gangster and his aide.

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.