| Person | Type | Job | Role(s) |
|---|---|---|---|
 K. V. Anand | Crew | Writing | Screenplay, Director, Story |
 Harris Jayaraj | Crew | Sound | Original Music Composer |
 Kanal Kannan | Crew | Crew | Stunt Coordinator |
 Raju Sundaram | Crew | Crew | Choreographer |
 Shankar Mahadevan | Crew | Sound | Playback Singer |
 Sunidhi Chauhan | Crew | Sound | Playback Singer |
 Vairamuthu | Crew | Writing | Lyricist |
 Anthony | Crew | Editing | Editor |
 Dhanush | Crew | Sound | Playback Singer |
 Michael Wabro | Crew | Sound | Sound Effects Editor |
Om Prakash | Crew | Camera | Director of Photography |
Sandeep Kumar | Crew | Sound | Sound Effects Editor |
Vijay Rathinam | Crew | Sound | Sound Designer |
D.R.K. Kiran | Crew | Art | Art Direction |
Kalpathi S Aghoram | Crew | Production | Producer |
 Kalpathi S Ganesh | Crew | Production | Producer |
Kalpathi S Suresh | Crew | Production | Producer |
C. S. Amudhan | Crew | Writing | Lyricist |
D Suresh | Crew | Writing | Screenplay, Dialogue, Story |
 Baba Baskar | Crew | Crew | Choreographer |
Hari Haran | Crew | Sound | Sound Effects Editor |
Sachin Sudhakaran | Crew | Sound | Sound Effects Editor |
A.N. Balakrishnan | Crew | Writing | Screenplay, Story, Dialogue |
Anu Parthasarathy | Crew | Costume & Make-Up | Costume Design |
Bhavatharini | Crew | Sound | Playback Singer |
 Kabilan Vairamuthu | Crew | Writing | Lyricist |
Durga Prasad | Crew | Sound | Sound Effects Editor |
 Hariharan | Crew | Sound | Playback Singer |
 Sriram Parthasarathy | Crew | Sound | Playback Singer |
 Chinmayi Sripaada | Crew | Sound | Playback Singer |
 Shakthisree Gopalan | Crew | Sound | Playback Singer |
 Abhay Jodhpurkar | Crew | Sound | Playback Singer |
 Ramya NSK | Crew | Sound | Playback Singer |
 Tippu | Crew | Sound | Playback Singer |
Rokesh | Crew | Writing | Lyricist |
Shail Hada | Crew | Sound | Playback Singer |
 Ashish Vidhyarthi | Cast | Actor | Commissioner Gopinath |
 Mukesh Tiwari | Cast | Actor | Samudhra's Father and Radhakrishan |
Dhanush | Cast | Actor | Ashwin, Murugappa and Kaali |
 Thalaivasal Vijay | Cast | Actor | Moorthy |
 Vinaya Prasad | Cast | Actress | Madhumitha's Mother |
 Lenaa | Cast | Actress | Dr. Radhika |
 Jagan | Cast | Actor | Mallika's Husband and Jagan |
Aishwarya Devan | Cast | Mallika and Meera | |
 Amyra Dastur | Cast | Actress | Madhumitha, Samudhra and Kalyani |
 Karthik Muthuraman | Cast | Actor | Ravi and Kiran |
| Person | Type | Job | Role(s) |
