The Brain from Planet Arous (1957)

Aliens, contacting scientist Adam Penner, inform him that they have been on the moon for twenty thousand years, undetected due to their invisibility, and have now decided to annihilate ... See full summary »

Three men and a woman crash-land in a deep crater in Antarctica, where they find a prehistoric world.

Five individuals from five nations, including the "Superpowers," USA, USSR, and China, suddenly find themselves on an alien spacecraft. An alien gives each a container holding capsules. No ... See full summary »

A mad doctor attempts to create atomic supermen.

A teenage couple making out in the woods accidentally runs over an alien creature with their car. The creature's hand falls off, but it comes alive, and, with an eye growing out of it, ... See full summary »

People are trapped on a shrinking island with intelligent, brain-eating giant crabs. Roger Corman directs.

Aliens from another world send a huge robotic accumulator to invade the Earth and absorb all energy it comes in contact with.

Invisible atomic monsters attack a U.S. Armed Forces base and the local residents.

When an abused socialite grows to giant size because of an alien encounter and an aborted murder attempt, she goes after her cheating husband with revenge on her mind.

Giant robots from Venus invade Chicago. Stranded in the deserted city are Frank and Nora (who has recently attempted suicide).

The monstrous Ro-Man attempts to annihilate the last family alive on Earth, but finds himself falling for their beautiful daughter.

A spaceship from another world crashes in the Arizona desert, and only an amateur stargazer and a schoolteacher suspect alien influence when the local townsfolk begin to act strange.