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
