Karmegam
Mammootty returns to his village after serving in the army for long. But to his surprise, he finds that the villagers still work as slaves to a feudal landlord Radha Ravi who exploits them. Later through his mother (Manorama), Mammootty comes to know that Radha Ravi is his father and then a father-son conflict starts.
Starring Mammootty, Manorama, Radha Ravi, Abhirami Gopikumar, Vadivelu
Watch "Karmegam" on Amazon released in 2002. It's a drama movie, and has a rating of 6.1 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.