In the year 2000, the spaceship Hope One sets off to find new galaxies for colonization. However, an encounter with an alien being and a swarm of meteorites sends the ship streaking off course into a sea of monsters on an uncharted world.

The crazed brother of a condemned killer sent to the gas chamber swears vengeance on those he holds responsible for his brother's execution.

A group of drag-racing fanatics, members of a Los Angeles club, move into an old deserted mansion and set up shop, making it their headquarters. They hold a Halloween masked ball for the club's grand opening, and invite everyone to come dressed as their favorite monster! Oddly enough, the festivities turn sour when one of the bright youths discovers an impostor among them in the form of an honest-to-gosh live monster who's been hogging all the dances with the best-looking girls

Glenn Manning, "The Amazing Colossal Man," believed dead after falling from the Hoover Dam, reemerges in rural Mexico, brain damaged, disfigured, and very angry.

Lt. Col. Glenn Manning is inadvertently exposed to a plutonium bomb blast and although he sustains burns over 90% of his body, he survives. Then he begins to grow, but as he grows he starts losing his mind. By the time he stops he is 50 ft tall, insane and is on the rampage.

Aliens equipped with venomous claws invade a small town, but the town's teenage population is mobilized to fight the menace.