Mark Elliot
Leigh McCloskey
Rose Elliot
Irene Miracle
Musical Student
Ania Pieroni
Cook
James Fleetwood
Man
Rosario Rigutini
Shadow
Ryan Hilliard
Music Teacher
Paolo Paoloni
Cabdriver
Fulvio Mingozzi
Bookbinder
Luigi Lodoli
Old Man
Rodolfo Lodi
Narrator (voice) (uncredited)
Dario Argento
Burning Building Cop (uncredited)
Ettore Martini
Sara
Eleonora Giorgi
Tenant in New York Building (uncredited)
Corinne Dunne
Filippo Perego
Elise Stallone Van Adler
Daria Nicolodi
Kazanian
Sacha Pitoëff
Carol
Alida Valli
Nurse
Veronica Lazăr
Carlo
Gabriele Lavia
Professor Arnold / Dr. Varelli
Feodor Chaliapin Jr.
John, the Butler
Leopoldo Mastelloni
Editor
Franco Fraticelli
Thanks
Mario Bava
Second Unit Director
Second Unit
Assistant Director
Lamberto Bava
Screenplay
Director
Story
Producer
Claudio Argento
Salvatore Argento
Original Music Composer
Keith Emerson
Director of Photography
Romano Albani
Sound Effects Editor
Attilio Gizzi
Set Decoration
Maurizio Garrone
Costume Design
Massimo Lentini
Art Direction
Giuseppe Bassan
Script Supervisor
Serena Canevari
Hairstylist
Luciana Maria Costanzi
Gaffer
Alberto Altibrandi
Still Photographer
Francesco Bellomo
Special Effects
Germano Natali
Makeup Artist
Pierantonio Mecacci
Francesco Cuppini
Giancarlo De Leonardis
Camera Operator
Idelmo Simonelli
Underwater Camera
Gianlorenzo Battaglia
Sound Engineer
Franco Groppioni
Production Manager
Angelo Jacono
Production Assistant
Anna Maria Galvinelli
Saverio Mangogna
Boom Operator
Giancarlo Laurenzi
Orchestrator
Godfrey Salmon
Administration
Solly V. Bianco
Key Grip
Agostino Pascarella
Conductor
Michela Prodan
Second Assistant Director
Andrea Piazzesi
Music Arranger
Unit Manager
Cesare Jacolucci
Sound Effects
Massimo Anzellotti
Luciano Anzellotti
Sound Mixer
Romano Pampaloni
Executive Producer
Guglielmo Garroni
Andrew W. Garroni