The Midwest USA is invaded by stingray-shaped alien slugs that ride on people's backs and control their minds in order to spread their dominion. Government agency reps Sam Givens, Andrew Nivens, and Mary Sefton must stop the aliens.
Donald Sutherland
Eric Thal
Julie Warner
Keith David
Will Patton
Richard Belzer
Tom Mason
Yaphet Kotto
Gerry Bamman
Sam Anderson
J. Patrick McCormack
Marshall Bell
Nicholas Cascone
Bruce Jarchow
Benjamin Mouton
Donna Garrett
Andrew Robinson
Bill Blair
Eric Briant Wells
David Pasquesi