Although Kaalaiyan and his brothers can afford a luxurious lifestyle, they choose to live modestly. However, Sundaravelu is a devious man who tries to grab their land.
You can now watch Murattu Kaalai online on the following streaming providers in the United States.
| Directing | S. P. Muthuraman | Director |
| Production | M. Balasubramanian | Producer |
| Writing | Panchu Arunachalam | Writer |
| Camera | Babu | Director of Photography |
| Editing | R. Vittal | Editor |
| Sound | Ilaiyaraaja | Original Music Composer |
| Writing | Panchu Arunachalam | Lyricist |