The Fruit of the Heart) is a 1975 Indian Tamil-language action thriller film directed by A. Jagannathan and produced by R. M. Veerappan, starring M. G. Ramachandran in the lead role, with Pandari Bai, R. S. Manohar and Radha Saluja among others enacting supporting roles.

He meets a needy, innocent, uneducated, village girl, Lakshmi, and on the advice of an elderly domestic help, he permits her to stay in his house.

Tongues start wagging, rumours spread and to remove the stigma now associated with her name, Mohan decides to marry the girl with her and his mother's consent.

He is surprised when he discovers his wife's photo in the file of the case he is assigned to investigate which involves the murder of a leading scientist, as the main suspect.

[7] Ananda Vikatan praised the film for depicting Mercara's greenery and the horror of the Pichavaram backwaters, along with the music and colour cinematography.