Science Fiction

A Martian invader crashes his spaceship conveniently close to the workshop of a scientist who is developing an interplanetary craft. If the ...

Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is held and forced to work on diabolical inventions ...

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

Superman comes to the rescue when a volcano erupts.

When things go wrong at the circus, it’s up to Superman to stop the escaped animals.

When police interfere with a reckless scientist’s experiment, it creates a deadly meteor shower only Superman can stop.

Superman’s reputation is tarnished when a crook begins committing crimes in a Superman costume.

Superman vs. Japanese spies hijacking a new super-bomber.

Using Clark Kent as a cover, Superman travels to Japan as a saboteur during the war.

A scientist uses an earthquake machine to threaten the city, and only Superman can stop his extortion plan!

Superman has to thwart wartime saboteurs tampering with things at the Metropolis Munitions Plant…who have captured Lois Lane and loaded her ...

A frozen Tyrannosaurus rex is found and put on display in a museum, but when he thaws out and revives, Superman has to stop his rampage!

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

Criminals with rocket powered car loot and extort the city, and only Superman can stop them!

After The Daily Planet receives a letter from a mad scientist threatening to wreak destruction with his Electrothanasia Ray, Lois Lane heads out ...

Superman battles a criminal mastermind and his robot army.

The Shadow battles a villain known as The Black Tiger, who has the power to make himself invisible and is trying to take over the world with his ...

Buck Rogers and Buddy Wade are in the middle of a trans-polar dirigible flight when they are caught in a blizzard and crash. Buddy then releases ...

A mad scientist attempts to rule the world by creating various elaborate inventions.

After serving in the trenches of World War I, Jean Diaz recoils with such horror that he renounces love and personal pleasure to immerse himself ...

An internationally-notorious criminal scientist returns to the US to sell his latest invention, a disintegrating gas, to a foreign power. When he ...

A 15 episode serial in which Blake battles the “Scorpion” over possession of a ‘death ray’ machine.

Crash Corrigan, a recent graduate of Annapolis, and Diana, a go-getting reporter, join Professor Norton for a search for the source of a string ...

A madman sets out to destroy a group of Chinatown merchants.

Dr. Laurence, a once-respectable scientist, begins to research the origin of the mind and the soul. The science community rejects him, and he ...

An evil scientist invents a earthquake machine and plots to take over the world from his base in Africa.

Using an atomic reactor, two scientists try to create gold.

The plot concerns a comet hurling toward Earth on a collision course and the different reactions to people on the impending disaster.