Triángulo

Claudio Brook

Dr. Pedro Millán

Ana Luisa Peluffo

Diana Avelar

Norma Lazareno

Teodora

Jorge Lavat

Miguel Escontría

Nora Lárraga 'Karla'

Irene

Gabriel Retes

Mario

Antonio Raxel

Inspector Sergio Álvarado

Tito Novaro

Inspector Ojeda

Eduardo MacGregor

Doctor Romulo Miranda

Lina Montes

Directora del Internado

Alejandro Galindo

Director

Alejandro Galindo

Writer

Max Aub

Writer

César Santos Galindo

Producer

Alfredo Ripstein Jr.

Producer

Carlos Jiménez Mabarak

Original Music Composer

Jorge Stahl Jr.

Director of Photography

Rafael Ceballos

Editor