Deep Crimson

Deep Crimson Spanish Profundo Carmes is a 1996 Mexican crime film directed by Arturo Ripstein, written by Paz Alicia Garciadiego and starring Regina Orozco and Daniel Gimnez Cacho. Like The Honeymoon Killers before it, the film is a dramatization of the story of Lonely Hearts Killers, Raymond Fernandez and Martha Beck, who committed a string of murders of women in the 1940s.

Source: Wikipedia