Director of popular Indian films Kadhal Kondein, Aayirathil Oruvan, and Mayakkam Enna.
His first film as a story writer was Thulluvadho Ilamai.
He shot a film in 2009 in caves near the Himalayas, where his crew faced great danger because of freezing weather conditions.
His father was film director Kasthuri Raja.
He and Kiran Rao both became popular directors from India.