Mahesh Babu

Naani / Vijay a.k.a. Vijju

Ameesha Patel

Priya

Devayani

Indira Devi

Raghuvaran

Scientist

Aishwarya Bhaskar

Priya's Friend

Nassar

Priya's Father

Brahmanandam

Satyam

Ravi Babu

Satyam's Son

Sunil Varma

Vishwanath / X

Kota Srinivasa Rao

Doctor

Sudhakar

Income Tax Officer

Ali Basha

Simham

Ramya Krishnan

Special Appearance

Sanjay Swaroop

Naani's father

Anjala Zaveri

Special Appearance

S. J. Suryah