Rafe
Victor
Dr. Bruekner
Holly Sherwood
Dr. Irene Marsh
Irving
Thornton
Hap
Mr. Roberts
Supervisor
Bad Guy #1
Bad Guy #2
'Z' (as Tommy 'Tiny' Lister)
Johnson
Jimmy
Donna
Sweeney
Security Guard #1
Security Guard #2 (as Al Septien)
Mitchell
Pregnant Woman
Waitress in Truck Stop
Edwards (as Carl Carfalio)
Scientist (as Brad Jenkel)
Scientist
Truck Driver at Diner
Man on escalator (uncredited)