크레딧 출연 Richard Conte Bill Locklin Rona Anderson Julia Jackson Russell Napier Supt. John Harrington Sylva Langová Hilde Heller, chief spy Colin Gordon Harry Martin - reporter Donald Bisset Editor Harris John King-Kelly Spy Henchman Bernard Rebel Vinson - Spy Henchman Arnold Marlé Prof. Leon Dushenko John Horsley Det. Sgt. Gibson Jane Welsh Supt. McCollum - sanitarium Aimée Delamain Mrs. Henley 스텝 Ken Hughes Directing James Eastwood Writing Ken Hughes Writing Eric Maschwitz Writing Josef Ambor Camera Geoffrey Muller Editing Inman Hunter Editing Dick Smith Sound Dick Smith Sound Sidney Rider Sound Ron Robson Camera Jim O'Connolly Production Fred Ruff Directing John Smith Directing Betty Parry Directing Bob Penn Camera Jack Craig Costume & Make-Up Alice McLaren Costume & Make-Up