Calificación
Reparto

Christopher Connelly
Professor George Hacker

Laura Lenzi
Emily Hacker

Brigitta Boccoli
Susie Hacker

Giovanni Frezza
Tommy Hacker

Cinzia de Ponti
Jamie Lee

Cosimo Cinieri
Adrian Mercato

Andrea Bosic
Optician

Carlo De Mejo
Luke

Enzo Marino Bellanich
Wiler

Mario Moretti
Tennant

Lucio Fulci
Dr. Forrester

Tonino Pulci
Orderly

Martin Sorrentino
Caretaker (uncredited)

Nat Bush
Caretaker (uncredited)