Idaho!(1925)

The Crimson Ghost(en)

A criminal mastermind known as The Crimson Ghost is out to steal a device called the Cyclotrode, which can short-circuit all electrical current on the planet.

Junior G-Men of the Air(en)

A group of street kids battle a terrorist gang led by a Japanese spy.

King of the Carnival(en)

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

Deadwood Dick(en)

Columbia's 11th serial and the first western serial that James W. Horne solo-directed.

Flash Gordon(en)

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.

Adventures of the Flying Cadets(en)

Four youthful cadets are implicated in a series of murders, and must attempt to clear themselves of suspicion.

Sky Raiders(en)

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.

The Secret Code(en)

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

The Adventures of Frank Merriwell(en)

A 12-episode serial in which scholastic sports star Frank Merriwell leaves school to search for his missing father. His adventures involve a mysterious inscription on a ring, buried treasure, kidnaping and Indian raids. He saves his father and returns to school just in time to win a decisive baseball game with his remarkable pitching and hitting.

The Vanishing Dagger(en)

The Flaming Disk(en)

Criminals steal a death ray that concentrates the rays of the sun. The inventor's daughter and a government agent try to retrieve it.

Jungle Girl(en)

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.

The Lightning Raider(en)

A beautiful young woman is a daring master thief. She meets the young millionaire Thomas Babbington Norton, while fleeing from the scene of her latest theft.

King of the Rocket Men(en)

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.

Zorro's Fighting Legion(en)

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.

Hawk of the Wilderness(en)

An expedition arrives on an uncharted jungle island to rescue the local natives, led by a jungle boy, from a volcano that is about to erupt.

Spy Smasher(en)

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.

The Phantom Rider(en)

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

The Wolf Dog(en)

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(en)

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