Acting

Operator

Sgt. Burns

Dario Nucci

Dr. Freneau

Townsman

Tom Masterson

Dr. Morgan Chambers

Unknown Role

Deputy

Robert Kalnick

Executive (uncredited)

Guthrie

26th Infantry Colonel (uncredited)

German Lieutenant

Conference Colonel Ryder

Bartender (uncredited)

Jerry Hatcher

Reporter (uncredited)

Detective Moreno (uncredited)

Detective at Ciavelli's Apartment (uncredited)