Mahanadhi is a 1994 Indian Tamil-language crime drama film directed by Santhana Bharathi and co-written by Kamal Haasan.
The film stars Kamal Haasan and Sukanya, with S. N. Lakshmi, Tulasi, Shobana Vignesh, Dinesh, Poornam Viswanathan, Rajesh, and V. M. C. Haneefa in supporting roles.
The story revolves around a widower and his family going through many miseries due to the machinations of a con artist.
The idea for Mahanadhi originated when Kamal Haasan discovered his domestic help's plan to kidnap his daughters for a ransom. Novelist Ra. Ki. Rangarajan provided inputs, and was subsequently credited as the dialogue writer.
Cinematography was handled by newcomer M. S. Prabhu, and editing was handled by N. P. Sathish. The film was the first to make use of Avid Technology.
Mahanadhi deals with several issues, including corruption and child trafficking.
The film was released in theatres on 14 January 1994, Pongal day.
