Movies and TvShows featuring "alien-knock-off" theme.

When a group of explorers goes spelunking in a cave, they accidentally awaken a malevolent alien force that threatens the survival of humanity. As they struggle to escape the creature's relentless pursuit, they must rely on their wits and resourcefulness to stay alive. With severed heads, psychic powers, and exploding faces, this Italian exploitation film is a gruesome thrill ride.

When a space capsule returns from Mars, it brings with it a deadly alien spore that infects the people of a small town, turning them into grotesque and violent creatures. As the infection spreads, a group of survivors must find a way to escape and stop the alien menace before it takes over the world.

In a polluted future Venice, a group of soldiers and researchers must battle mutant monsters and cyborgs in a fight for survival.