Top Billed Cast

1. 

   Klaus Kinski

   John Alexander

2. 

   Christiane Krüger

   Christine

3. 

   Günther Stoll

   Inspektor Steevens

4. 

   Annabella Incontrera

   Liz

5. 

   Margaret Lee

   Helen Alexander

6. 

   Sydney Chaplin

   Mr.Brown

7. 

   Barbara Nelli

   Alice

8. 

   Ignazio Dolce

9. 

   Carlo Marcolino

   Servant

10. 

    Gastone Pescucci

    Peter

11. 

    Luciano Spadoni

    Inspector Gordon

12. 

    Claudio Trionfi

13. 

    Bedy Moratti

    (uncredited)

14. 

    Fulvio Pellegrino

    Policeman (uncredited)

15. 

    Domenico Ravenna

    Spectator at horse race (uncredited)

16. 

    Alfred Vohrer

    Edgar Wallace (voice) (archive footage) (uncredited)

17. 

    Alice Arno

    (hardcore inserts - French 1976 version)