Kalvanin Kadhali (transl. The Thief's Lover) is a 2006 Indian Tamil-language romantic comedy film written and directed by newcomer Tamilvannan, and produced by Lakshman. The film stars S. J. Suryah and Nayanthara with Shraddha Arya in lead roles with Pyramid Natarajan, Vivek and Ganja Karuppu playing supporting roles. It is notably, Suryah's first film as the hero, which hasn't been directed by himself. The film was a high-budget production, the soundtrack and film score of which were composed by Yuvan Shankar Raja, which were considered the highlight and as a great hit, especially the soundtrack. This love story is set in the backdrop of a playboy's tricks. The film was released on 17 February 2006 enjoying relative success.