Ramanujam 'Ambi' Iyengar / Remo / Anniyan
Vikram
Nandini Raghuram
Sadha
Break Company Owner
Saurabh Shukla
Ticket Conductor
Manobala
Susheela, Ambi's Mother
Shanthi Williams
Ananthanarayanan
R. Neelakantan
Nandhini's Mother
Sriranjini
Ambi's Grandmother
Vatsala Rajagopal
Krishna
Mohan Vaidya
Young Ambi
Hari Prashanth
A cook who works under Chockalingam
Citizen Mani
Special Appearance in "Kaadhal Yaanai" Song
Yana Gupta
DCP Prabhakar
Prakash Raj
Nandini Raghuram (Voice)
Kaniha
Parthasarathy Iyengar (Voice)
S. N. Surendar
Nandhini's Mother (Voice)
Meera Krishnan
Chari Singari
Vivek
Parthasarathy Iyengar
Nedumudi Venu
Psychiatrist
Nassar
Delinquent Car Owner
Cochin Haneefa
House Owner
Kalabhavan Mani
Wastrel
Charle
Chockalingam
Shanmugarajan
Choreographer
Raju Sundaram
Playback Singer
G. V. Prakash Kumar
Shreya Ghoshal
Nakul
Harini
Hariharan
Saindhavi Prakash
Andrea Jeremiah
Original Music Composer
Harris Jayaraj
Director
Shankar
Screenplay
Story
Kalyan Kumar
Director of Photography
Ravi Varman
Lyricist
Vairamuthu
Vasundhara Das
Shankar Mahadevan
Writer
Sujatha Rangarajan
Dialogue
Ahmed Khan
Sunitha Sarathy
Kabilan
Stunts Coordinator
Peter Hein
KK
Art Direction
Sabu Cyril
Lesle Lewis
Jassie Gift
Producer
V. Ravichandran
V. Manikandan
Sound Mixer
AS Laxmi Narayanan
Na. Muthu Kumar