Enthiran (Tamil: எந்திரன்) is a forthcoming Tamil science fiction film co-written and directed by S. Shankar. The film features Rajinikanth and Aishwarya Rai in the lead roles with A. R. Rahman working on background score and soundtrack. Produced by Kalanidhi Maran, it is known for being the most expensive Asian film ever made. It is also slated to make the largest worldwide opening for an Indian film, upon release.
After meticulous filming and production for over two years, the film is currently undergoing post-production work. It is expected to be released worldwide on 24 September 2010 along with its dubbed versions: Robot in Hindi and Robo in Telugu. The film release will follow the film's soundtrack release, which was on 31 July 2010.