Dhanush as Radhakrishnan (Rocky)

Tamannaah Bhatia as Gayathri

Vivek as Assault Arumugam

Suman Talwar as Samarasimha Reddy

Devadarshini as Kousalya Gowtham

Ganeshkar as Ganesh

Chetan as Gowtham

Dr. Sharmila as Kavitha

Atul Kulkarni as Kasi Anandan

Sayaji Shinde as Rami Reddy

Prathap Pothan as Ramakrishnan

Meera Krishnan as Janaki Ramakrishnan

Mayilsamy as Mayilsamy

Suman Shetty as Ramesh

Sentrayan as Kumaran

Nellai Siva as Tea Shop Owner

Bonda Mani as Bonda Mani

Crane Manohar as Appa Rao

Mahanadhi Shankar as Subba Rao

Aarthi as Thirukaani

Swaminathan as Malaisamy

Madhan Bob as Srinivasan

Nirosha as Andal

Santhana Bharathi as Ramalingam

Kadhal Thandapani as Veerapandi

Karate Raja as Bhaskar

Suruli Manohar as Maarimuthu

Pandu as Sundaramurthy

Ennatha Kannaiya as Kannaiya (Guest Appearance)

Sashi Kumar as Kasi's Brother

Baba Baskar as Special Appearance "Hey Vetri Velaa" Song

Cell Murugan as Cell Murugan