| Person | Type | Job | Role(s) |
|---|---|---|---|
 Ahmed Khan | Crew | Crew | Choreographer |
 Harris Jayaraj | Crew | Sound | Original Music Composer |
 Raju Sundaram | Crew | Crew | Choreographer |
 Shankar | Crew | Writing | Screenplay, Director, Story |
 Sabu Cyril | Crew | Art | Art Direction |
 Shankar Mahadevan | Crew | Sound | Playback Singer |
 Sujatha Rangarajan | Crew | Writing | Dialogue, Writer |
 Vairamuthu | Crew | Writing | Lyricist |
 Vasundhara Das | Crew | Sound | Playback Singer |
 Andrea Jeremiah | Crew | Sound | Playback Singer |
 G. V. Prakash Kumar | Crew | Sound | Playback Singer |
 Jassie Gift | Crew | Sound | Playback Singer |
 Nakul | Crew | Sound | Playback Singer |
 Peter Hein | Crew | Crew | Stunts Coordinator |
 Saindhavi Prakash | Crew | Sound | Playback Singer |
 Shreya Ghoshal | Crew | Sound | Playback Singer |
 Ravi Varman | Crew | Camera | Director of Photography |
V. Ravichandran | Crew | Production | Producer |
V. Manikandan | Crew | Camera | Director of Photography |
AS Laxmi Narayanan | Crew | Sound | Sound Mixer |
 Kalyan Kumar | Crew | Crew | Choreographer |
 Na. Muthu Kumar | Crew | Writing | Lyricist |
 Lesle Lewis | Crew | Sound | Playback Singer |
 Hariharan | Crew | Sound | Playback Singer |
 Sunitha Sarathy | Crew | Sound | Playback Singer |
 KK | Crew | Sound | Playback Singer |
 Harini | Crew | Sound | Playback Singer |
 Kabilan | Crew | Writing | Lyricist |
 Cochin Haneefa | Cast | Actor | Delinquent Car Owner |
 Kalabhavan Mani | Cast | Actor | House Owner |
 Manobala | Cast | Actor | Ticket Conductor |
 Nassar | Cast | Actor | Psychiatrist |
 Nedumudi Venu | Cast | Actor | Parthasarathy Iyengar |
 Prakash Raj | Cast | Actor | DCP Prabhakar |
 Saurabh Shukla | Cast | Actor | Break Company Owner |
 Vivek | Cast | Actor | Chari Singari |
 Charle | Cast | Actor | Wastrel |
 Kaniha | Cast | Actress | Nandini Raghuram (Voice) |
 Meera Krishnan | Cast | Actress | Nandhini's Mother (Voice) |
 Sadha | Cast | Actress | Nandini Raghuram |
 Shanmugarajan | Cast | Actor | Chockalingam |
 Sriranjini | Cast | Actress | Nandhini's Mother |
 Vikram | Cast | Actor | Ramanujam 'Ambi' Iyengar / Remo / Anniyan |
Yana Gupta | Cast | Actress | Special Appearance in "Kaadhal Yaanai" Song |
 R. Neelakantan | Cast | Actor | Ananthanarayanan |
 Shanthi Williams | Cast | Actress | Susheela, Ambi's Mother |
Vatsala Rajagopal | Cast | Ambi's Grandmother | |
 Mohan Vaidya | Cast | Actor | Krishna |
Hari Prashanth | Cast | Actor | Young Ambi |
 S. N. Surendar | Cast | Actor | Parthasarathy Iyengar (Voice) |
Citizen Mani | Cast | A cook who works under Chockalingam | |
| Person | Type | Job | Role(s) |
