크레딧 출연 Paul Stevens Doctor Allan Barnes Claudette Nevins Pam Albright Anne Collings Miss Goodrich Bill Walker Lieutenant Martin Martin Lavut Michael Radin Leo Leyden Doctor Soames Norman Ettlinger Professor Quincey W.B. Brydon Anderson (as Bill Bryden) Jim Moran Jim Moran Eleanor Beecroft Mrs. Kelly Ray Lawlor Lab Technician Rudi Linschoten Mime in Nightmare Stephen Ker Appleby Museum Guide (as Steven Appleby) Alfie Scopp Paul Elsom Harry Blackstone Self (in introduction added to video version) (uncredited) Nancy Island Girl Who Is Killed (uncredited) Paul Nevens Demon of the Mask (uncredited) 스텝 Julian Roffman Directing Julian Roffman Production Nat Taylor Production Louis Applebaum Sound Herbert S. Alpert Camera Stephen Timar Editing David R. Ballou Art Frank Taubes Writing Sandy Haver Writing Franklin Delessert Writing Sandy Haver Production Frank Taubes Production Yvonne Taylor Production William S. Owens Production Hugo Wuethrich Art Willard W. Goodman Sound Dick Vorisek Sound Myron Schaeffer Sound Louis Applebaum Sound Don Gillies Crew Jean S. Lenauer Production