Kandu Kandarinju

Kandu Kandarinju is a 1985 Malayalam film made in India, starring Mammootty, Mohanlal and Rahman.

Aswathy is forced to marry her brothers friend who killed Kunjunnis father. Sreedharans girlfriend was nearly raped by Grasscourt Kumar, but she was saved by Krishnanunny. Sreedharans mother, Janaki, finally admits to him that it was someone else, that Kumars friend had killed his father, and not Krishnanunny, who was there for Ammini and their young son.

Source: Wikipedia