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Raghuvaran as Scientist Aishwarya Bhaskar as Priya's Friend Kota Srinivasa Rao as Doctor Brahmanandam as Satyam Ali Basha as Simham Sanjay Swaroop as Naani's father S. J. Suryah as Cameo Appearance Ameesha Patel as Priya Ravi Babu as Satyam's Son Sudhakar as Income Tax Officer Mahesh Babu as Naani / Vijay a.k.a. Vijju Devayani as Indira Devi Nassar as Priya's Father Sunil Varma as Vishwanath / X Ramya Krishnan as Special Appearance Anjala Zaveri as Special Appearance Kiran Rathod as Special Appearance

Sujatha Mohan Playback Singer Chandrabose Lyricist Shankar Mahadevan Playback Singer Manjula Ghattamaneni Producer Raju Sundaram Choreographer K. V. Guhan Director of Photography Brinda Choreographer Sreekar Prasad Editor Sanjay Swaroop Producer Sunitha Sarathy Playback Singer Harini Playback Singer Sirivennela Seetharama Sastry Lyricist S. J. Suryah Director, Story, Screenplay Karthik Playback Singer Vijay Prakash Playback Singer S. P. Balasubramaniam Playback Singer Hariharan Playback Singer Sadhana Sargam Playback Singer Nithyasree Mahadevan Playback Singer A.R. Rahman Original Music Composer Veturi Sundararama Murthy Lyricist