Triángulo (1972)
The story of Mother and Daughter for a Husband and Stepfather who was killed by shotgun.
- Country : Mexico
- Genre : Thriller, Crime, Mystery, Drama
- Studio : Alameda Films
- Director : Alejandro Galindo
- Cast : Claudio Brook, Ana Luisa Peluffo, Norma Lazareno, Jorge Lavat, Nora Lárraga 'Karla', Gabriel Retes