எம் மகன்

Bharath Srinivasan

— Krishna

Gopika

— Janani

Nassar

— Emtan

Vadivelu

— Karupatti

Saranya Ponvannan

— Krishna's Mother

Gajala

— Dhivya

Shanmugarajan

— Krishna's uncle and Janani's father

Rajyalakshmi

— Janani's mother

Ennatha Kannaiya

— Thirumalai's father-in-law