Calificación
Reparto

Michael Sopkiw
Peter

Valentine Monnier
Dr. Stella Dickens

Gianni Garko
Sheriff Gordon

William Berger
Professor Donald West

Iris Peynado
Sandra Hayes

Lawrence Morgant
Dr. Davis Barker

Cinzia de Ponti
Florinda

Paulo Branco
Miller

Dagmar Lassander
Sonja West

Darla N. Warner
Dr. Janet Bates

Dino Conti
Dr. Bob Hogan

Goffredo Unger
Fisherman / Victim