Suriya as Aarumugham "Aaru"

Ashish Vidhyarthi as Vishwanath

Trisha Krishnan as Mahalakshmi

Vadivelu as Sumo

Kalabhavan Mani as Police Officer

Malavika Avinash as Nathan's Sister

Aishwarya Bhaskar as Saroja

Thambi Ramaiah as Sumo's Teammate

Delhi Ganesh as Iyer

Nizhalgal Ravi as Mahalakshmi's Father

Crane Manohar as Slum Dweller

Aryan as Jegannathan aka Jega

Singamuthu as Slum Dweller

Jayaprakash Reddy as Reddy

Raj Kapoor as Bhoominathan

Tharika as Chitra

Sathyan Sivakumar as Kailash

Madhan Bob as Eknath

Chaams as Rajamani

Ambani Shankar as Chinna

Bonda Mani as Mani

Alva Vasu as Raasu

Swaminathan as Venugopal Reddy

Citizen Mani as Cattle Herder

Kalyan Kumar as Special Appearance in "Nenjam Enum" Song