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.
Sam Chew Jr.
as Dr. Tom Parkinson
Elisabeth Chauvet
as Ann Bradley
Dan Priest
as Colonel Stroud
Ronald Gold
as Captain Delaney
Al Dunlap
as General Hinch
Dan Balentine
as Pilot Hawkins
Gary Van Ormand
as Woodley
Darwin Joston
as Palmer
Tony Ballen
as Sheriff Gates
Celia Milius
as Woman in Bathtub
Scott McCartor
as Rick (as Scott McCarter)
Eric Lawson
as Guard