Released: Feb 12, 1971
Runtime: 112 minutes
Genre: Mystery, Thriller, Horror
Stars: James Franciscus, Karl Malden, Catherine Spaak, Pier Paolo Capponi, Horst Frank, Rada Rassimov
Crew: Dario Argento (Story), Dardano Sacchetti (Story), Dario Argento (Screenplay), Dario Argento (Director), Luciano Vittori (Visual Effects), Ennio Morricone (Original Music Composer)