Dennis Weaver as David Mann

Jacqueline Scott as Mrs. Mann

Eddie Firestone as Cafe Owner

Lou Frizzell as Bus Driver

Gene Dynarski as Man in Cafe

Lucille Benson as Lady at Snakerama

Tim Herbert as Gas Station Attendant

Charles Seel as Old Man

Shirley O'Hara as Waitress

Alexander Lockwood as Old Man in Car

Amy Douglass as Old Woman in Car

Dick Whittington as Radio Interviewer (voice)

Carey Loftin as The Truck Driver

Dale Van Sickel as Car Driver

Shawn Steinman as Girl on school bus