演員表
- 導演：
- 編劇：
- Robert Bloch ............(story)
- Milton Subotsky
- 演員：
- 彼得庫辛 Peter Cushing ............Dr. Christopher Maitland
- 派屈克懷馬克 Patrick Wymark ............Marco
- Jill Bennett (Ⅰ) ............Jane Maitland
- Nigel Green (II) ............Inspector Wilson
- 帕特里克馬吉 Patrick Magee (Ⅰ) ............Police Surgeon
- Peter Woodthorpe ............Travers
- Michael Gough ............Auctioner
- George Coulouris ............Dr. Londe
- April Olrich ............French Girl
- Laurice Good ............Phrenologist
- Anna Palk ............Maid
- Frank Forsyth ............Judge
- Paul Stockman ............First Guard
- Geoffrey Cheshire ............Second Guard
- George Hilsdon ............Policeman
