Santhanam averages 6.31 across 46 rated films as an actor, ahead of Arya at 6.22.
Dot size shows IMDb votes. Films with fewer than 1,000 votes sit on the baseline.
| Siva Manasula Sakthi | 2009 | 7.1 | as Guest appearance | as Vivek |
| Boss Engira Baskaran | 2010 | 7.3 | as Bhaskaran | as Nallathambi |
| Settai | 2013 | · | as Jayaganthan (J K Boss) | as Nagaraj (Nadupakka Nakki) |
| Raja Rani | 2013 | 7.6 | as John | as Sarathy |
| Vasuvum Saravananum Onna Padichavanga | 2015 | · | Producer, as Saravanan | as Vasu |
 DD Next Level | 2025 | 5.0 | Producer | Actor, Producer |
