சிங்காரவேலன்

Kamal Haasan

— Singaravelan

Khushboo

— Sumathi

Sumithra

— Parvathi

Jaishankar

— Natesan

Mano

— Mano

Goundamani

— Drums Mani

Vadivelu

— Subha

Charle

— Flute Ramasamy

Manorama

— Thaiamma

Nizhalgal Ravi

— 'Sincere' Sivamani

V. K. Ramasamy

— Kaliannan Goundar

Ajay Rathnam

C. R. Saraswathi

— Sumathi's Mother (Cameo)

Venniradai Moorthy

— Doctor

Malaysia Vasudevan

— Sumathi's Father (Cameo)

Vijayakumar

— Velan's Father