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Kamal Haasan as Vishwanathan / Major Wisam Ahmad Kashmiri |
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Rahul Bose as Omar Qureshi |
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Pooja Kumar as Dr. Nirupama |
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Andrea Jeremiah as Ashmita Subramaniam |
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Shekhar Kapur as Colonel Jagannath |
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Waheeda Rehman as Wisam's Mother |
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Ananth Narayan Mahadevan as Easwar Iyer |
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Jaideep Ahlawat as Salim |
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Deepak Jethi as |
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Russell Geoffrey Banks as Jim |
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Jude S. Walko as Captain Joe Black |
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Mir Sarwar as |
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Nassar as Nassar |
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Abhirami as Nirupama Wisam (Voice) |
| Directing | Kamal Haasan | Director |
| Production | V. Ravichandran | Producer |
| Editing | Mahesh Narayanan | Editor |
| Art | Lalgudi N. Ilayaraja | Art Direction |
| Production | Kamal Haasan | Producer |
| Visual Effects | Madhu Sudhanan | VFX Supervisor |
| Production | Chandrahasan | Producer |
| Sound | Kunal Rajan | Sound Designer |
| Directing | C.S. Karthikeyan | Assistant Director |
| Costume & Make-Up | Gautami Tadimalla | Costume Design |
| Crew | Birju Maharaj | Choreographer |
| Editing | Vijai Sankar | Editor |
| Writing | Kamal Haasan | Lyricist |
| Crew | Kamal Haasan | Choreographer |
| Writing | Vairamuthu | Lyricist |
| Sound | Sarath Santosh | Playback Singer |
| Writing | Prasoon Joshi | Lyricist |
| Writing | Sandeep Srivastava | Lyricist |
| Sound | Kaushiki Chakraborty | Playback Singer |
| Sound | Master Karthik Suresh Iyer | Playback Singer |
| Sound | Aravind Srinivas | Playback Singer |
| Sound | Kamal Haasan | Playback Singer |
| Sound | Sathyaprakash Dharmar | Playback Singer |
| Directing | Rajesh M. Selva | Assistant Director |
| Directing | Tegveer Singh | Assistant Director |
| Production | Navmeet Singh | Line Producer |
| Directing | P Praveen Kumar | Assistant Director |
| Directing | Jude S. Walko | First Assistant Director |
| Directing | Lee Whittaker | Second Unit Director |
| Production | Rengarajan Jaiprakash | Line Producer |
| Production | Jude S. Walko | Producer |
| Production | Hemant Kumar Dixit | Production Manager |
| Sound | Anand Krishnamoorthi | Sound Designer |
| Writing | Kamal Haasan | Dialogue |
| Editing | Arunachalam Sivalingam | Assistant Editor |
| Writing | Kamal Haasan | Screenplay |
| Crew | Brahim Achabbakhe | Stunt Coordinator |
| Sound | Marti D. Humphrey | Sound Re-Recording Mixer |
| Crew | Stefan Richter | Stunt Coordinator |
| Writing | Kamal Haasan | Story |
| Sound | Chris M. Jacobson | Sound Re-Recording Mixer |
| Camera | Shamdat Sainudeen | Director of Photography |
| Crew | Parvez Feroze | Stunt Coordinator |
| Camera | Sanu John Varghese | Director of Photography |
| Sound | Marc Glassman | Sound Effects Editor |
| Sound | Ghibran | Original Music Composer |
| Crew | Lee Whittaker | Stunt Coordinator |
