An American newcomer to a prestigious German ballet academy comes to realize that the school is a front for something sinister amid a series of grisly murders.
Jessica Harper
as Suzy Bannion
Stefania Casini
as Sara
Flavio Bucci
as Daniel
Miguel Bosé
as Mark
Barbara Magnolfi
as Olga
Susanna Javicoli
as Sonia
Eva Axén
as Pat Hingle
Rudolf Schündler
as Prof. Milius
Udo Kier
as Dr. Frank Mandel
Alida Valli
as Miss Tanner
Joan Bennett
as Madame Blanc
Margherita Horowitz
as Teacher
