(1957) Aliens equipped with venomous claws invade a small town but the town's teenage population is mobilized to fight the menace
(1980) A group of tourists become stranded on an island where they are stalked by a Maniac
(1956) Extraterrestrials traveling in high tech flying saucers contact a scientist as part of a plan to enslave the inhabitants of Earth
(1972) People on a spaceship ponder repopulation after seeing Earth destroyed on their way to Venus