Vijay

as Parthiban / Leo Das

Sanjay Dutt

as Antony Das

Arjun Sarja

as Harold Das

Trisha Krishnan

as Sathya

Gautham Vasudev Menon

as Joshy Andrews

Baby Iyal

as Mathi "Chintu"

Mathew Thomas

as Siddharth 'Siddhu'

George Mariyan

as Napoleon

Priya Anand

as Deepa Andrews

Mysskin

as Shanmugan

Sandy

as Shanmugam's Son

Madonna Sebastian

as Elisa Das

Mansoor Ali Khan

as Hridhayaraj D'Souza

Babu Antony

as Antony's henchman

Janany Kunaseelan

as Shruthi

Ramakrishnan

as Gabbi

Denzil Smith

as Judge

Vaiyapuri

as Occult Priest

Sachin Mani

as Shruthi's Husband

Madhusudhan Rao

as Shanmugan's brother-in-law

Santhi Mayadevi

as Parthiban's Advocate

Leela Samson

as Public Prosecutor

Dinesh

as Das and Co. Member

Santhi Master

as Shanmugam's Wife

Jawahar

as Veterinary Doctor

Anurag Kashyap

as Daniel (Uncredited)

Maya S. Krishnan

as Escort

Kamal Haasan

as Vikram (voice)

Chinmayi Sripaada

as Sathya (Voice)

Punya Elizabeth Bose

as Sathya's Friend