Vardarajan's wife gets extremely arrogant when she inherits her ancestral property. However, a humble Vardarajan gets an opportunity to teach her a lesson when their daughter's marriage gets fixed.
Unfortunately the movie Mappillai Sir is not yet available on HBO Max.
| Writing | Balachandra Menon | Original Story |
| Directing | D. S. Balagan | Director |
| Writing | D. S. Balagan | Screenplay |
| Camera | V. Ramamoorthy | Director of Photography |
| Sound | Ganesh | Original Music Composer |
| Sound | Shankar | Original Music Composer |
| Editing | Kumar | Editor |
| Editing | Ganesh | Editor |
