크레딧 출연 George Nader Roy Claudia Barrett Alice Gregory Moffett Johnny Jack Mylong-Münz The Professor Selena Royle Mother Pamela Paulson Carla George Barrows Ro-Man the Monster / Great Guidance John Brown Ro-Man / Great Guidance (voice) 스텝 Phil Tucker Directing Phil Tucker Production Elmer Bernstein Sound Jack Greenhalgh Camera Merrill G. White Editing Wyott Ordung Writing Alan Winston Production Al Zimbalist Production Stanley E. Campbell Costume & Make-Up Clarence Eurist Production Robert E. Barnes Directing John Orlando Art