The Great Secret (1917)

Scouts to the Rescue

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 Iron Claw

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

The Invisible Monster

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.

The Yellow Menace

A silent movie serial

Double Adventure

15 part adventure serial directed by W. S. Van Dyke survives in a Russian archive.

Custer's Last Stand

Kit Cardigan seeks the killer of his father...among other plot threads leading up to the famous historical incident.

The Wolf Dog

The story of a boy, a dog, and a man. The boy discovers he is heir to a shipping line, and travels to Los Angeles, accompanied by inventor/radio operator Bob Whitlock and Irene Blaine. Their journey is aided by Pal, a wolf dog.

Perils of the Royal Mounted

Sergeant MacLane of the Mounties investigates the disruptive activities of a bunch of troublemakers.

Federal Operator 99

Jerry Blake (aka Federal Operator 99) teams-up with Joyce Kingston to thwart the plans of escaped crime boss Jim Belmont.

Daredevils of the Red Circle

Escaped Prisoner 39013 impersonates the rich and influential Horace Granville, allowing him to create a variety of disasters. Fortunately, he is thwarted repeatedly by three daring circus daredevils.

Neal of the Navy

A former Annapolis cadet is thrown out of the Naval Academy for cheating on an exam. Of course he was framed, but he must enlist in the Navy to clear himself. Meanwhile he and his sweetheart search for a buried treasure on Lost Island, which everyone is after.

Spy Smasher

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.

Jungle Queen

A young girl journeys to Africa to find her father, an explorer who vanished in the jungle.

Winners of the West

Beyond Hell's Gate Pass is territory controlled by a man who calls himself King Carter; he uses a variety of schemes to prevent the railroad from being built, for fear it will finish his control of (what he considers) his land.

Flying Disc Man from Mars

Mota is a Martian representative, who has come to impose interplanetary law on the Earth (which has become too dangerous); opposing his authority is Kent Fowler, who resists the alien plot, without understanding its details.

The Great Alaskan Mystery

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.

The Scarlet Horseman

Government agents work to interfere with schemes to trick the Comanches into war with the Texans.

The Master Key

Before the outbreak of WWII, Nazi sympathizers plot to undermine America.

The Girl and the Game

Irrepressible Helen Rhinelander, the daughter of a railroad president. A dastardly villain, Segrue, however, desires not only Helen but also the plans for a new railroad. Happily, Helen's childhood sweetheart, Paul Storm, now an engineer, is right there to protect the damsel-in-distress through the serial's 15 exciting chapters.

The Adventures of Smilin' Jack

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.

The Valley of Vanishing Men

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

King of the Mounties

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.

Bruce Gentry

Famed aviator Bruce Gentry is working with scientist Andrew Benson, setting out to uncover the origin of a deadly secret weapon---an electronically controlled flying disc which can be directed at moving or stationary targets. The disc was master-minded by an enemy agent known only as "The Recorder" because...he speaks entirely via recordings. Aided by rancher Frank Farrell and his sister Juanita "Nita" Hodges, Gentry consistently foils "The Recorders" schemes, which are carried out by "The Recorder's" henchmen, Krendon, Allen and Chandler, including an attack on the Panama Canal.

King of the Forest Rangers

An Indian rug is the key to the location of a lost treasure. When the rug's owner is murdered, it becomes a case for Forest Ranger Steve King

Doctor Who: Marco Polo

The TARDIS crew lands in the Himalayas of Cathay in 1289, their ship badly damaged, and are picked up by Marco Polo's caravan on its way along the fabled Silk Road to see the Emperor Kublai Khan. The story concerns the Doctor and his companions' attempts to thwart the machinations of Tegana, who attempts to sabotage the caravan along its travels through the Pamir Plateau and across the treacherous Gobi Desert, and ultimately to assassinate Kublai Khan in Peking, at the height of his imperial power.

Hands Up

A newspaperwoman finds trouble aplenty when an Inca tribe believes her to be the reincarnation of their long-lost princess.

The Phantom Rider

The Phantom Rider helps Mary Grayson thwart a plot to steal her land.

The Secret of the Submarine

An American adventure film serial comprised of fifteen episodes of two reels (24 min) each. All chapters are presumed lost.

Cody of the Pony Express

Buffalo Bill Cody battles a gang of outlaws secretly headed by an unscrupulous lawyer.

The Adventures of Kathlyn

The serial detailed the experiences of Kathlyn Hare, the pretty daughter of an explorer. Kathlyn resided in a mythical India, fighting off unwanted advances from a handsome native, Umballah, when not battling an endless array of ferocious jungle fauna.

Kismet

Hajj, a rascally beggar on the periphery of the court of Baghdad, schemes to marry his daughter to royalty and to win the heart of the queen of the castle himself. This film is believed lost.

The Lost Jungle

12 part movie serial where Clyde Beatty encounters obstacles and adventure on his way to rescue his damsel in distress.

The Dice Woman

Anita Gray is the spoiled daughter of a millionaire. Returning home from a party, her car breaks down and she is picked up by a stranger, who sells her his car for a diamond bracelet. The car has been stolen and the police arrest her, but she escapes and takes refuge on a freighter bound for China. She has no money and has to work her way there. Her father learns of her destination and hires Hamlin to bring her safely home.

Flirting with Death

When an aviator dies performing in a traveling circus, the circus closes and sideshow con men "Sky-High" Billy Wardell and "Domino" Dominick are arrested for giving out fake watches to wheel of fortune winners. After Domino springs the jail's lock, they jump a freight train and arrive in the next town, where Billy falls in love when Jane Higgenbotham allows them to breakfast on her freshly baked pies.

The Spider Returns

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

Bertha the Sewing Machine Girl

Bertha Sloan loses her job as a sewing-machine girl and subsequently is employed as telephone girl with a lingerie manufacturing company. She soon falls in love with the assistant shipping clerk, Roy Davis, and is promoted to chief model for the firm, owing to the patronage of Morton, the wealthy and wicked manager. Bertha is about to take a position in Paris as designer when Morton lures her to his home.

The Great Air Robbery

A daredevil flyer delivers the night mail despite threats from weather and robbers.

Zorro's Fighting Legion

The mysterious Don Del Oro ("Lord of Gold"), an idol of the Yaqui Indians, plans to take over the gold and become Emperor. Francisco was put in charge of a legion to combat the Yaqui tribe and protect the land, but when attacked Zorro came to his rescue. Francisco's partner recognized Zorro as the hidalgo Don Diego Vega, then ask him to take over the fighting legion as his alter-ego Zorro.

Flash Gordon

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.

The Black Coin

Government agents try to thwart smugglers, while some sort of plot unfolds, about a hidden treasure revealed by cursed coins.

Mystery of the Riverboat

A movie serial in 13 chapters: Some swampland becomes valuable, and various factions squabble over ownership of it.