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! Dr. Jenny Langer and Dr. Vance from NASA try to save the world.
- Steve Brodie
- Role: Dr. Vance
- Barbara Hale
- Role: Dr. Jenny Langer
- Robert Easton
- Role: Kester
- Leslie Parrish
- Role: Ev
- Alan Hale Jr.
- Role: Sheriff
- Bill Williams
- Role: Dutch
- Kevin Brodie
- Role: Perkins
- Diane Lee Hart
- Role: Terry
- Christiane Schmidtmer
- Role: Helga
- Tain Bodkin
- Role: Preacher
- Paul Bentzen
- Role: Billy
- Joel Thingvall
- Role: (uncredited)
