Trailer
Cast
Eleonora Giorgi
Sara
Veronica Lazăr
Nurse
Feodor Chaliapin Jr.
Professor Arnold / Dr. Varelli
Fulvio Mingozzi
Cabdriver
Corinne Dunne
Tenant in New York Building (uncredited)
Paolo Paoloni
Music Teacher
Ettore Martini
Burning Building Cop (uncredited)
Ania Pieroni
Musical Student
Leigh McCloskey
Mark Elliot
Daria Nicolodi
Elise Stallone Van Adler
Sacha Pitoëff
Kazanian
Alida Valli
Carol
Leopoldo Mastelloni
John, the Butler
Irene Miracle
Rose Elliot
Gabriele Lavia
Carlo
Dario Argento
Narrator (voice) (uncredited)
Filippo Perego
Tenant in New York Building (uncredited)