A Martian invader crashes his spaceship conveniently close to the workshop of a scientist who is developing an interplanetary craft. If the extraterrestrial Purple Monster can complete the rocket ship…

Sir Percy is forced to return to France one last time, to rescue his wife from the clutches of the sinister Robespierre. It’s clearly a trap, but nothing will keep…

The Lionians, a tribe of lion worshippers, make a desperate attempt to find a cure for the mysterious disease plaguing their village. Their Chief decides to kidnap Jane and Lola,…

James Kincaid controls the local water supply and plans to do away with the other ranchers. Government agent Sandy Saunders arrives undercover to investigate Kincaid’s land swindle scheme, and win…

A masked hero called “The Eagle” leads California ranchers in a struggle against Russian Cossacks who are plotting to take over California and turn it into a Russian colony.

Robbers target a special train carrying a billion dollars worth of gold, and the only one who can stop them is Superman!

In Barcelona, secret agent Antoine Donadieu thwarts the plans of a Nazi scientist.

Jim Gordon commands a unit of the famed Flying Tigers, the American Volunteer Group which fought the Japanese in China before America’s entry into World War II. Gordon must send…

After fighting in the Crusades alongside Richard I of England, Sir Allan Claire returns home to marry his betrothed Lady Christable. Accompanied by his sister Lady Marian, the two are…

In the mid-19th century, Senator William J. Tadlock leads a group of settlers overland in a quest to start a new settlement in the Western US. Tadlock is a highly…

An American scientist is sent to Red China to steal the formula for a newly developed agricultural enzyme. What he is not told by his bosses is that a micro-sized…

A double agent trying to deliver information to Washington, D.C. is chased by Nazi operatives.