Leigh McCloskey
Mark Elliot
Acting
Irene Miracle
Rose Elliot
Acting
Eleonora Giorgi
Sara
Acting
Daria Nicolodi
Elise Stallone Van Adler
Acting
Sacha Pitoëff
Kazanian
Acting
Alida Valli
Carol
Acting
Veronica Lazăr
Nurse
Acting
Gabriele Lavia
Carlo
Acting
Feodor Chaliapin Jr.
Professor Arnold / Dr. Varelli
Acting
Leopoldo Mastelloni
John, the Butler
Acting
Ania Pieroni
Musical Student
Acting
James Fleetwood
Cook
Acting
Rosario Rigutini
Man
Acting
Ryan Hilliard
Shadow
Acting
Paolo Paoloni
Music Teacher
Acting
Fulvio Mingozzi
Cabdriver
Acting
Luigi Lodoli
Bookbinder
Acting
Rodolfo Lodi
Old Man
Acting
Dario Argento
Narrator (voice) (uncredited)
Directing
Ettore Martini
Burning Building Cop (uncredited)
Acting
Corinne Dunne
Tenant in New York Building (uncredited)
Acting
Filippo Perego
Tenant in New York Building (uncredited)
Acting