Boys

Siddharth

Munna

Genelia D'Souza

Harini

Bharath Srinivasan

Babu Kalyanam

S. Thaman

Krishna

Nakul

Juju

Vivek

Mangalam

Senthil

Anna Veriyan

Janaki Sabesh

Munna's mother

Solomon Pappaiah

Judge

Anita Ratnam

Harini's Mother

Subhashini

Babu Kalyanam's Mother

Ilavarasu

Kumar's Father

Chitti Babu

Hari

A. V. Ramanan

Munna's Father

Raviprakash

M. Chandra Shekar

Kalairani

Kumar's Mother

Manikandan

Kumar

Sindhuri

Ankita

Bhuvaneswari

Rani

Manobala

Ajay

Sathyan Sivakumar

Deepu

Ramji

Bhaskar

Delhi Kumar

Judge

A. C. Murali Mohan

Suryakanth

'Pimp' Manickam

Hariharan

Himself

Blaaze

Himself as a Music Award Show Host

S. P. Balasubramaniam

Himself as a Music Award Show Host

Vijay Yesudas

Himself as a Music Award Show Host

K. G. Ranjith

Himself as a Music Award Show Host

Rathi Arumugam

Harini (Voice)

Sabu Cyril

Art Direction

V Selvakumar

Assistant Art Director

K. V. Anand

Additional Director of Photography

V. Manikandan

Additional Director of Photography

Ravi K. Chandran

Director of Photography

Vikram Dharma

Stunts Coordinator

Hosimin

Assistant Director

Shankar

Director

V. T. Vijayan

Editor

A. M. Rathnam

Producer

A.R. Rahman

Original Music Composer

Adnan Sami

Playback Singer

Annupamaa

Playback Singer

Blaaze

Playback Singer

Chinmayi Sripaada

Playback Singer

Chithra Iyer

Playback Singer

Clinton Cerejo

Playback Singer

Karthik

Playback Singer

Kunal Ganjawala

Playback Singer

Lucky Ali

Playback Singer

S.P.B. Charan

Playback Singer

Sadhana Sargam

Playback Singer

Sunitha Sarathy

Playback Singer

Tippu

Playback Singer

Vasundhara Das

Playback Singer

Marc Kolbe

Visual Effects Supervisor

Blaaze

Lyricist

Kabilan

Lyricist

Pa. Vijay

Lyricist

Vaali

Lyricist

Shankar

Screenplay, Story

Sujatha Rangarajan

Dialogue, Writer