A herpetologist investigating a series of fatal rattlesnake attacks discovers that the creatures have been infected by a mysterious nerve gas disposed of in the desert by the military.
Dr. Tom Parkinson
Ann Bradley
Colonel Stroud
Captain Delaney
General Hinch
Pilot Hawkins
Woodley
Palmer
Sheriff Gates
Woman in Bathtub
Rick (as Scott McCarter)
Guard
Deputy
Sergeant
Mother
Plumber
Timmy
Doug
Howard
Sam the Janitor
Dave
Hines
