Browse Sci-Fi (1940) movies. Sorted by popularity.
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The Invisible Woman (1940)
Eccentric Professor Gibbs, brilliant but impractical, invents an invisibility machine and advertises for a guinea pig. What he gets is Kitty Carroll, an attrac...
Flash Gordon Conquers the Universe (1940)
A mysterious plague, the Purple Death, ravages the earth. Dr. Zarkov, investigating in his spaceship, finds a ship from planet Mongo seeding the atmosphere with...
The Devil Bat (1940)
Dr. Carruthers feels bitter at being betrayed by his employers, Heath and Morton, when they became rich as a result of a product he devised. He gains revenge b...
The Green Hornet (1940)
A newspaper publisher and his Korean servant fight crime as vigilantes who pose as a notorious masked gangster and his aide.
Sky Bandits (1940)
Sgt. Renfrew and Constable Kelly go aloft to search for a plane missing with a shipment of gold from the Yukon Mine Company. Inventor Speavy has devised a power...
Before I Hang (1940)
A physician on death row for a mercy killing is allowed to experiment on a serum using a criminals' blood, but secretly tests it on himself. He gets a pardon, b...
Black Friday (1940)
Dr. Sovac transplants the brain of a gangster into his professor friend's body to save his life, but there is a side effect that causes a dangerous split person...
Mysterious Doctor Satan (1940)
A mad scientist plots the domination of America and only the masked hero, The Copperhead, can stop him.
The Man with Nine Lives (1940)
A medical researcher visits the deserted home of a pioneer in cryogenic science who disappeared 10 years earlier and finds him frozen in ice but still alive.