크레딧 출연 John Bentley Superintendent Wills Patrick Allen Dr. Nelson Pollard Jacqueline Ellis Elsa Marlowe Wilfrid Brambell Lock-Keeper John Glyn-Jones Dr. Maurice Tarn Jane Murdoch Honeymoon Wife 스텝 Clive Donner Directing Derek Holding Editing Robert Banks Stewart Writing Bert Mason Crew Charles Blackwell Sound Peter Mullins Art Edgar Wallace Writing Jack Greenwood Production Jim O'Connolly Production