Idaho!

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.

Columbia Pictures elevated stunt man Jock O'Mahoney to stardom in this 15 chapter western serial about the building of the transcontinental railroad. O'Mahoney played a railroad agent who uncovers the master criminal behind a series of sabotage attempts on the construction site.

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.

Filmed in the Sierra Nevada mountains near Sonora, California, this Universal serial is Universal's 40th sound-era serial. Eagle Scout Bruce Scott, leader of Martinsville Troop Number One, and his pack sets off in search of lost treasure and finds adventure

The evil and masked "Gargoyle" is sabotaging all of America's industrial plants. It is up to the Spider to save the country.

The self-styled son of Indian chief Geronimo gets himself involved with a gang of nasty whites in this typical low-budget 15 chapter serial, which benefitted from a great deal of footage from the the stock piles at Columbia Pictures. Jim Scott and wagon train boss Tulsa are on to the nefarious schemes of Rance Rankin and Ace Devlin, getting words of warning through to Portico, the Son of Geronimo. With Portico's help, the white renegades are finally destroyed in the serial's concluding chapter, "Peace Treaty." Moore, the future star of the television series The Lone Ranger, was here billed "Clay Moore."

Prospector Henry Tolliver disappears and his son "Wild Bill" Tolliver comes looking for him.

The story of a girl who for months was in perpetual peril; on land, on sea, everywhere, Orient, Occident, and the Antipodes.

A movie serial in 12 chapters: The famous comic strip character is on a mission to protect a secret tunnel passage between China and India.

Richard Grant, imprisoned in India for a crime he did not commit, escapes and makes his way to Africa.

In the 56th (and next-to-last serial) made by Columbia Pictures, Montana Deputy Dan Lawson, posing as an outlaw called Laramie, goes to the Canadian northwest on the trail of Bart Randall who is wanted for murder and bank robbery in the states. In Canada, Randall is a little more upscale and uses a hydra-plane and a fake totem to over-awe the Indians. Laramie is aided in his search by RCMP Sergeant Gray and by Donna Blane, who is suspected at first of giving information to Randall, but who is actually a Canadian secret agent investigating Randall's gun-trading with the Indians.

This twenty-three episode serial told the story of a secret society called The Black Hundred and its attempts to gain control of a lost million dollars.

As heiress to a large fortune, Marguerite is able to satisfy her love for beautiful clothes and a taste for adventure, while confronted by a multitude of schemers and gangsters bent on reducing her to poverty.

The Perils of Pauline is a motion picture serial shown in weekly installments featuring the actress Pearl White playing the title character. Pauline has often been cited as a famous example of a damsel-in-distress, although viewers will find her character more resourceful and less helpless than the classic 'damsel' stereotype. Nine episodes (from a condensed 1916 re-release) survive to this day.

Prof. Millard pretends to be dead and helps Jeff King ferret out Vulcan, the evil traitor at the science academy. Donning his Rocket Man costume King goes from one hair raising rescue to the next in order to keep the newly invented Decimator out of the clutches of Vulcan and his minions.

Adventures of an American Secret Service-girl in search of an important German secret during the war. Chapters: [1] “The Great Secret,”; [2] “Marked for Death,”; [3] “The Gas Chamber,”; [4] “Below the Waterline,”; [5] “The Acid Bath,”; [6] “The Unknown,”; [7] “The Betrayal,”; [8] “A Crippled Hand,”; [9] “Woes of Deceit,”; [10] “The Inn of Dread,”; [11] “The Death Studio,”; [12] “The Chance Trail,"; [13] “Wings of Mystery,”; [14] “The Hidden Way,”; [15] “The Secret Host"

On the American frontier in the last decades of the 19th century, Billie is a female cowboy who fights a series of bad men in this film serial.

When the unscrupulous Carlos Manning discovers that an old Spanish land grant recently unearthed will leave a huge section of California real estate to the heirs of Don Quantero, he employs Mel Donovan and his killer henchmen to murder them all. That will leave Manning as the sole heir to millions. However, Delores Quantero tumbles to this plot and enlists the aide of two-fisted reporter, Cliff Roberts to save all her relatives

A movie serial directed by Francis Ford.

An 18-part silent American adventure film serial now considered to be lost. Chapter Titles: 1. The Sea Raiders 2. Shipwrecked 3. The Cannibals' Captives 4. Hidden Gold 5. The Ship of Despair 6. Friday's Faith 7. The Swamp of Terror 8. Marooned 9. The Jaguar Trap 10. A Prisoner of the Sun 11. No Greater Love 12. The Island of Happiness 13. The Sword of Courage 14. The Buccaneers 15. The Jolly Roger 16. The Idol's Bride 17. When the Heart Calls 18. Back to the Primitive