Mil gritos tiene la noche

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