Teenagers from a small town and their high school science teacher join forces to battle a giant mutant spider, living in a cave nearby and getting hungry.
Ed Kemmer
Art Kingman
June Kenney
Carol Flynn
Eugene Persson
Mike Simpson
Gene Roth
Sheriff Cagle
Hal Torey
Mr. Simpson
June Jocelyn
Mrs. Flynn
Mickey Finn
Sam Haskel
Sally Fraser
Helen Kingman
