Some scenes in the movie will have Aishwarya Rai learning the martial arts from the actor himself.
Aishwarya Rai, who has already done action scenes earlier for bollywood movies like Dhoom 2 and Jodhaa Akbar, is busy working up her action skills again. According to sources, She is learning Karate from Ramesh master in order to provide real life performance on the silver screen.
The big budget extravaganza, is a science fiction produced by showman Shankar, has casted South Indian Actor Rajnikanth playing two roles: One of them is a scientist and the other, a robot he creates.
A.R Rahman scores the music for the film.