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Nayanthara as Susan Joseph |
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Haniya Nafisa as Anna Joseph |
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Sathyaraj as Arthur Samuel |
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Anupam Kher as Father Augustine |
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Vinay Rai as Dr. Joseph Benoy |
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Lizzie Antony as Lizzy |
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Avinash as Father Alex |
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Mekha Rajan as Medium |
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Maala Parvathi as Head Nurse |
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Praveena Nandu as Therapist |
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Nithya Kriupa as Susan's Colleague 1 |
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Praveen Sridhar as Susan's Colleague 2 |
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Ankit as Lizzy's son |
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Krishna Raj as Susan's Colleague 3 |
| Directing | Ashwin Saravanan | Director |
| Art | Sreeraman | Art Direction |
| Writing | Kaavya Ramkumar | Writer |
| Sound | M. R. Rajakrishnan | Sound Mixer |
| Sound | Hari Haran | Sound Designer |
| Sound | Sachin Sudhakaran | Sound Designer |
| Art | SivaShankar | Art Direction |
| Crew | Real Satheesh | Stunt Coordinator |
| Costume & Make-Up | Astha Bisani | Prosthetic Makeup Artist |
| Camera | Komalam Ranjith | Still Photographer |
| Writing | Ashwin Saravanan | Writer |
| Camera | Manikantan Krishnamachary | Director of Photography |
| Production | V.K. Gubendiran | Associate Producer |
| Production | K S Mayilvaganan | Co-Producer |
| Production | Vignesh Shivan | Producer |
| Costume & Make-Up | Kavitha | Costume Designer |
| Sound | Prithvi Chandrasekhar | Original Music Composer |
| Production | Kabilan Chellaiah | Publicist |
| Costume & Make-Up | Anu Vardhan | Costume Designer |
| Costume & Make-Up | V. Chidambaram | Makeup Artist |
| Editing | A. Richard Kevin | Editor |
| Production | Varsha Varadharajan | Casting |
| Crew | Suresh Chandra | Public Relations |
| Production | Ra. Sibi Marappan | Executive Producer |
| Costume & Make-Up | Sneha Manoj | Prosthetic Makeup Artist |
| Crew | Rekha D'One | Public Relations |
| Editing | Arun Sangameshwar | Colorist |
| Visual Effects | B. Yugendhran | Visual Effects |
| Writing | Kadhirmozhi Sudha | Lyricist |
| Sound | P. Unnikrishnan | Playback Singer |
| Directing | Harish Lakshmanan | Co-Director |
| Sound | Uthara Unnikrishnan | Playback Singer |
| Writing | Haniya Nafisa | Lyricist |
