Riven

Mohanlal

as Anandan

Prakash Raj

as Tamil Selvam

Aishwarya Rai Bachchan

as Pushpavalli / Kalpana

Gautami Tadimalla

as Ramani

Revathi

as Marathagam

Tabu

as Senthamarai

Nassar

as Ayya Veluthambi

Kaaka Radhakrishnan

as Kasi

Major Sundarrajan

as Police Officer

Rajesh

as Madhivanan

Delhi Ganesh

as Nambi

Nizhalgal Ravi

as Ramani's uncle

Kalpana Iyer

as Anand's Mother

S. N. Lakshmi

as Tamizhselvan's Mother

Gowtham Sundararajan

as Arivazhagan

Sujitha

as Tamizhselvan's Daughter

Vishnu Varadhan

as Tamizhselvan's Son

Monica

as Manimegalai,Tamizhselvan's daughter

Laxmi Rattan

as Arjun Doss

C. K. Saraswathi

as

P. L. Narayana

as Ramaswamy

Cheenu Mohan

as Assistant Director

Madhoo

as Cameo appearance in song Narumugaye

Rohini

as Pushpavalli / Kalpana (voice)

Mani Ratnam

Director

Farah Khan

Choreographer

Suhasini Maniratnam

Screenplay

Santosh Sivan

Director of Photography

Suhasini Maniratnam

Dialogue

Mani Ratnam

Producer

A.R. Rahman

Original Music Composer

Suhasini Maniratnam

Executive Producer

Suresh Urs

Editor

Susi Ganesan

Assistant Director

AS Laxmi Narayanan

Sound Mixer

Mani Ratnam

Screenplay

V. Priya

Assistant Director

Mani Ratnam

Story

AS Laxmi Narayanan

Sound Designer

Samir Chanda

Art Direction

G. Srinivasan

Producer

Sandhya J. K.

Playback Singer

Rajagopal

Playback Singer

P. Unnikrishnan

Playback Singer

Arvind Swamy

Playback Singer

Harini

Playback Singer

Mano

Playback Singer

A.R. Rahman

Playback Singer

Vairamuthu

Lyricist

Dominique Cerejo

Playback Singer

Bombay Jayashri

Playback Singer

Asha Bhosle

Playback Singer

S. P. Balasubramaniam

Playback Singer

Vairamuthu

Poem

Hariharan

Playback Singer