Top cast
Klaus Kinski
John Alexander
Christiane Krüger
Christine
Günther Stoll
Inspektor Steevens
Annabella Incontrera
Liz
Margaret Lee
Helen Alexander
Sydney Chaplin
Mr.Brown
Barbara Nelli
Alice
Ignazio Dolce
Carlo Marcolino
Servant
Gastone Pescucci
Peter
Luciano Spadoni
Inspector Gordon
Claudio Trionfi
Bedy Moratti
(uncredited)
Fulvio Pellegrino
Policeman (uncredited)
Domenico Ravenna
Spectator at horse race (uncredited)
Alfred Vohrer
Edgar Wallace (voice) (archive footage) (uncredited)
Alice Arno
(hardcore inserts - French 1976 version)
Directed by
Riccardo Freda
Written by
Riccardo Freda, Lucio Fulci, Paul Hengge, Romano Migliorini
Produced by
Oreste Coltellacci
