Michael Robinson

as Stuart Holmes

as Commanding Officer

as Councilman

as Deputy

as Robot Assassin

as Lieutenant

as Johnson

as Seminar Speaker

as Tourist George

as Mayor

as Surgeon

as Doctor

as Waiter

as Sailor (uncredited)

as Henry Melody

as Marine Guard #1

as Norman

as First-aid Officer

as General Briggs (voice)

as Martin's Father