In the village Ammapatti, Maruthu Pandi is a coracle operator in day and the village protector at night. The villagers give him food in exchange of his work. Maruthu Pandi has a mentally ill sister Lakshmi who is pregnant and he takes care of Lakshmi like a mother. Kanagavalli, a dancer, slowly falls in love with Maruthu Pandi. Kanagavalli is in fact a police officer who wants to arrest Maruthu Pandi. Maruthu Pandi's real name is Manickam, and after a revealed flashback, police team come to Ammapatti to arrest Manickam. What transpires later forms the crux of the story.
Unfortunately the movie Maruthu Pandi is not yet available on HBO Max.
| Writing | Manoj Kumar | Screenplay |
| Writing | Manoj Kumar | Writer |
| Writing | R. P. Viswam | Dialogue |
| Editing | Srinivas Krishna | Editor |
| Sound | Ilaiyaraaja | Original Music Composer |
| Camera | R. H. Ashok | Director of Photography |
| Directing | Manoj Kumar | Director |
