A college student returns home to find her parents missing, and their home vandalized. Soon, matters take a turn for the worse, when she finds herself stalked, and her friends…

A microorganism from Mars, brought to Earth by a space probe, terrorizes passengers in a railroad office.

A black hole hits North Wisconsin and opens a door to other dimensions. Giant 15 meter spiders emerge from it, who have an appetite for human flesh! Two NASA scientists…

Plane passengers are stranded in the snow at the mercy of an alien death ray.

A space capsule crash-lands on Earth, and the astronaut aboard disappears. Is there a connection between the missing man and the monster roaming the area?