Krishnaswamy, a widowed, kind-hearted man, lives a peaceful life with his children and mother in a village. Dreaming of a better future, he is deceived into a fraudulent business deal and unjustly imprisoned. As he endures the harsh realities of the corrupt system, his family is torn apart, and his children fall into tragic circumstances. After his release, Krishnaswamy embarks on a heart-wrenching journey to reunite with his family, facing the dark underbelly of society.
Unfortunately the movie Mahanadhi is not yet available on HBO Max.
| Writing | Vaali | Lyricist |
| Sound | Kamal Haasan | Playback Singer |
| Sound | Ilaiyaraaja | Original Music Composer |
| Directing | Santhana Bharathi | Director |
| Editing | N.P. Sathish | Editor |
| Writing | Ra. Ki. Rangarajan | Screenplay |
| Writing | Kamal Haasan | Story |
| Camera | M. S. Prabhu | Director of Photography |
| Writing | Kamal Haasan | Screenplay |
| Production | S. A. Rajkannu | Producer |
