Lee Farr

as Second Doctor

as Justice Department Agent

as Jack Welton

as Major Benson

as Jud

as Det. Lt. Jim Conway

as Riff

as Sgt. Anderson - Marine Photographer (uncredited)

as Sam Montgomery

as Al Calico Jarrett

as Captain Murphy

as Tris Corey

as Jerry Griffin

as Paul Martin

as Claude Turner

as Frank Driscoll