What Happened to Mary

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

A criminal mastermind known as The Crimson Ghost is out to steal a device called the Cyclotrode, whi...

Story concerns a paper mill, a mortgage and the struggle to obtain the lost formula for making paper...

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

The true story of Lord Francis Hope who inherits the Hope Diamond and marries showgirl May Yohe. Lor...

A superhero known as The Black Commando battles Nazi agents who use explosive gases and artificial l...

Dr. Mabuse and his organization of criminals are in the process of completing their latest scheme, a...

Tarzan spurns the love of La, Queen of Opar. When he isn't trying to keep the Bolshevik Rokoff and C...

In time-honored fashion, a couple of supporting players -- George Dolenz and Bill Kennedy -- found t...

Two safaris enter the African jungle intent on finding a white girl who is the heiress to a fortune....

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

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

Dick Tracy battles spies and saboteurs in his efforts to bring to justice the Stark gang, a criminal...

Two marine lieutenants battle a masked would-be world conqueror who uses electricity as a weapon.

A wealthy young athlete comes to the aid of a beautiful heiress, whose fortune is being threatened b...

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

Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibil...

A variety of people are searching for a long-hidden treasure somewhere on an island. Chapters: 1....

Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hi...

A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) e...