George
Urbano Barberini
Cheryl
Natasha Hovey
Nina
Bettina Ciampolini
Edith
Eliana Miglio
Nancy
Jasmine Maimone
Bob
Marcello Modugno
Baby Pig
Peter Pitsch
Ripper
Lino Salemme
Man in Black / Jerry
Michele Soavi
Jeep Driver (uncredited)
Goffredo Unger
Kirk (uncredited)
Giovanni Frezza
1st Man Exiting Subway (uncredited)
Lamberto Bava
Ken
Karl Zinny
Werner
Alex Serra
Liz
Sally Day
Blonde Victim
Enrica Maria Scrivano
Kathy's Baby Demon (uncredited)
Sami Habib Ahmed
Tony (voice) (uncredited)
Victor Beard
Ripper (voice) (uncredited)
Russel Case
Victim (uncredited)
Sergio Stivaletti
June (uncredited)
Emanuela Zicosky
Hot Dog
Giuseppe Mauro Cruciano
Liz's Lover
Claudio Spadaro
Hannah
Fiore Argento
Tommy
Guido Baldi
Cinemagoer (uncredited)
Paolo Corazzi
Claudio Insegno
Rossana Canghiari
Arnaldo Dell'Acqua
Ottaviano Dell'Acqua
Raniero Dorascenzi
Salvatore Francofonte
Stefania Possamai
Gino Barbacane
Kathy
Paola Cozzo
Eros Buttaglieri
Carlo Cattaneo
Lella Cattaneo
Carmen
Fabiola Toledo
Ingrid
Nicoletta Elmi
Frank
Stelio Candelli
Rosemary
Geretta Geretta
Tony
Bobby Rhodes
Assistant Director
Screenplay
Dardano Sacchetti
Original Story
Original Music Composer
Claudio Simonetti
Director
Makeup Effects
Franco Ferrini
Dario Argento
Producer
Costume Design
Marina Malavasi
Patrizia Massaia
Director of Photography
Gianlorenzo Battaglia
Rosario Prestopino
Editor
Piero Bozza
Production Designer
Davide Bassan