Scott Peters

Character: Tom Wright

Linda Connell

Character: Sally Markham

Jason Johnson

Character: Hauron

Katherine Victor

Character: Nadja

Billy Greene

Character: Dr. Heinrich von Hofften

Chuck Howard

Character: Maj. Gen. Hollister

Gary Travis

Character: Bob Harding

Thelaine Williams

Character: Shirley

Lyle Felisse

Character: Chief Deputy

Brian F. Ward

Character: Elmer Wesson

Joe Chester

Character: Dr. Meister

Flori Jo Johnson

Character: Police Dispatcher

Matt Shaw

Character: Deputy Moss

Bill Vess

Character: Hollister's Aide

David King

Character: Second Deputy

Harriet Dichter

Character: Woman Scientist

Tony Soler

Character: Newsboy

Tom Allen

Character: Corporal Wilson