"Two college students, the slum child Raja and the dean's daughter Roja, chat with each other over the Internet and fall in love. However, Roja is engaged and Raja cannot bear to disrespect her father, to whom he owes his livelihood."
Kunal Singh
as Raja
Sonali Bendre
as Roja
Nasaar
as Dean Ramachandra
Periyar Dasan
as Periyar Dasan
Ragasudha
as Roja's friend
Ganesh Aravind
as Raja's friend
Manivannan
as the man talking with Raja in railway station
Goundamani
as Romeo
Chinni Jayanth
as Mandi
Rambha
as Special Appearance (for song Oh Mariya)
Lekha Washington
as Uncredited Role
Anupam Kher
as the man talking with Raja in railway station (Hindi Ver)
Johnny Lever
as Jack, a college professor (Hindi Ver)
Raju Shrestha
as Raju, Raja's friend (Hindi Ver)
Kathir
Director
B. Lenin
Editor
V. T. Vijayan
A. M. Rathnam
Producer
A.R. Rahman
Original Music Composer
P. C. Sreeram
Director of Photography
Swarnalatha
Playback Singer
Story
Yugendran
Ganga Sitharasu
Srinivas
Vaali
Lyricist
P. Unnikrishnan
Udit Narayan
Devan Ekambaram
Abhijeet Bhattacharya
Mehboob Kotwal
Unni Menon
S. P. Balasubramaniam
Screenplay
Hariharan
Kanchana
Kavita Krishnamurthy
Febi Mani
Remo Fernandes
M. G. Sreekumar