1h 47m
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Obsession. Murder. Madness.
A young opera singer is stalked by a deranged fan bent on killing the people associated with her to claim her for himself.
Cristina Marsillach
Betty
Ian Charleson
Marco
Urbano Barberini
Inspector Alan Santini
Daria Nicolodi
Mira
Coralina Cataldi-Tassoni
Giulia
Antonella Vitale
Marion
William McNamara
Stefano
Barbara Cupisti
Signora Albertini
Antonino Iuorio
Baddini (as Antonio Juorio)
Carola Stagnaro
Alma's mother
Francesca Cassola
Alma
Peter Pitsch
Mara Czekova's assistant
Sebastiano Somma
Cop #2
Elizabeth Norberg-Schulz
Lady Macbeth (soprano) (singing voice)
Michele Pertusi
Macbeth (bass) (singing voice)
Dario Argento
Narrator (Italian version) (voice) (uncredited)
Michele Soavi
Inspector Daniele Soave (uncredited)
Karl Zinny
Worker in the backround (uncredited)