Four flying G-Men protect America against enemy spies; one of the four assumes the identity of The Black Falcon, to befuddle the saboteurs even further.

Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth....

The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a...

When the unscrupulous Carlos Manning discovers that an old Spanish land grant recently unearthed wil...

On the American frontier in the last decades of the 19th century, Billie is a female cowboy who figh...

Japanese spies attempt to subvert America's war effort; G-Men attempt to thwart their plot.

A serial in 12 chapters. Tarzan goes to Guatemala to find his lost friend, D'Arnot. On the way he h...

A beautiful young woman is a daring master thief. She meets the young millionaire Thomas Babbington ...

Eddie King goes up against a villainous circus owner in this action adventure which was directed by ...

Professor Campbell's expedition into the hills of Libya obtains a papyrus which might reveal the hid...

Elmo finds himself in 18 different hair raising and dangerous adventures always escaping in the nick...

Mr. Lincoln's tremendous physique fits him especially for serial work, where strength and daring are...

A young heiress of an American gun factory is threatened by a masked man after her father was murder...

A movie serial in 12 chapters: After gold is discovered in the town of Nugget, the titular band of ...

Irrepressible Helen Rhinelander, the daughter of a railroad president. A dastardly villain, Segrue, ...

A movie serial in 12 chapters: The famous comic strip character is on a mission to protect a secret...

A mysterious plague, the Purple Death, ravages the earth. Dr. Zarkov, investigating in his spaceship...

From the Universal synopsis: Retired Inspector Blake of Scotland Yard learns that Lord Blanton has a...