A young opera singer is stalked by a deranged fan bent on killing the people associated with her to claim her for himself.
as Betty
as Marco
as Inspector Alan Santini
as Mira
as Giulia
as Marion
as Stefano
as Signora Albertini
as Baddini (as Antonio Juorio)
as Alma's mother
as Alma
as Maurizio, the raven trainer
as Maria, the assistant director
as Miro
as Cop #1
as Mara Czekova's assistant
as Cop #2
as Lady Macbeth (soprano) (singing voice)
as Macbeth (bass) (singing voice)
as Narrator (Italian version) (voice) (uncredited)
as Inspector Daniele Soave (uncredited)
as Worker in the backround (uncredited)
