ചാണക്യൻ

Kamal Haasan

— Johnson

Thilakan

— Madhava Menon

Madhu

— DIG K. Gopalakrishna Pillai

Urmila Matondkar

— Renu

Jayaram

— Jayaram

Sithara

— Geethu

Sabitha Anand

— Jessy

Santha Devi

— Johnson's Mother

Jagadish

Jaganathan

— Madhava Menon's Aide

Zainuddin

— Mimicry Artist

M S Thrippunithura

— Geethu's Father

Kollam Thulasi

Poojappura Radhakrishnan

— Security guard

P C George

— Police Inspector