Top cast
Christopher George
Det. Lt. Bracken
Lynda Day George
Mary Riggs
Frank Braña
Det. Sgt. Holden
Edmund Purdom
The Dean
Ian Sera
Kendall James
Paul L. Smith
Willard
Jack Taylor
Prof. Arthur Brown
Gérard Tichy
Dr. Jennings
May Heatherly
Mrs. Reston
Leticia Marfil
Suzie - Locker Room Victim
Hilda Fuchs
Grace
Isabel Luque
Sylvia Costa (as Isabelle Luque)
Silvia Gambino
Mary, elevator victim
Emilio Linder
Coroner
Pilar Alcón
Girl in Puzzle
Bruce Le
Karate Professor
Cristina Cottrelli
Jenny, pool victim
Carmen Aguado
Carla - Aerobics Instructor
Directed by
Juan Piquer Simón
Written by
Dick Randall, Roberto Loyola
Produced by
Dick Randall, Stephen Minasian
