Kaththi (transl. Knife) is a 2014 Indian Tamil-language action drama film written and directed by AR Murugadoss. It is produced by Subaskaran Allirajah's Lyca Productions. The film stars Vijay in dual roles alongside Samantha, Neil Nitin Mukesh, Tota Roy Chowdhury, Sathish, Sudip Mukherjee, Rama, and Jeeva Ravi. In the film, a petty thief assumes the identity of his lookalike and attempts to lead a rebellion by farmers from the latter's village, Thanoothu, and helps them fight against an entrepreneur who exploited Thanoothu's water resources.