Siddharth ( Siddharth )

Karthik

Bobby Simha ( Bobby Simha )

"Assault" Sethu

Karunakaran ( Karunakaran )

Oorani

Guru Somasundaram ( Guru Somasundaram )

Muthu

Ramachandran Durairaj ( Ramachandran Durairaj )

Rasu

Lakshmi Menon ( Lakshmi Menon )

Kayal

Bagavathi Perumal ( Bagavathi Perumal )

Cinematographer

Vijay Sethupathi ( Vijay Sethupathi )

Young Sethu / Himself

Vinodhini Vaidyanathan ( Vinodhini Vaidyanathan )

Ganga

Senthil Kumaran ( Senthil Kumaran )

Sounder

Adukalam Naren ( Adukalam Naren )

Sundar

Ambika ( Ambika )

Kayalvizhi's Mother

Soundara Raja ( Soundara Raja )

Ponram

Sangili Murugan ( Sangili Murugan )

'Petti Kadai' Pazhani

Nassar ( Nassar )

Mukil

Thennavan ( Thennavan )

Sekhar

Delhi Ganesh ( Delhi Ganesh )

Subramani

Bala Singh ( Bala Singh )

Sandhanam

Ajay Rathnam ( Ajay Rathnam )

Police Officer

Rajkumar ( Rajkumar )

Karthik's Friend

Jigarthanda Senthil ( Jigarthanda Senthil )

Senthil

Anthony Daasan ( Anthony Daasan )

Vettu Kumar

Gajaraj ( Gajaraj )

Journalist

Bombay Gnanam ( Bombay Gnanam )

Sethu's Mother

Tiger Thangadurai ( Tiger Thangadurai )

Henchman

Leo Sivadass ( Leo Sivadass )

Henchman

Vetrimaaran ( Vetrimaaran )

Self

Aadukalam Murugadoss ( Aadukalam Murugadoss )

Self

Nalan Kumarasamy ( Nalan Kumarasamy )

Aspiring Director

Baba Baskar ( Baba Baskar )

Self (Special appearance in the song "Baby")

Pykara Kaalayan ( Pykara Kaalayan )