Attakathi (transl. Knife made out of cardboard (fake knife)) is a 2012 Indian Tamil-language romantic comedy film written and directed by Pa. Ranjith, a former assistant of Venkat Prabhu. Produced by C. V. Kumar, it stars Dinesh, Nandita Swetha and Aishwarya Rajesh. The film garnered attention after being praised and promoted by several acclaimed directors. Attakathi fetched positive reviews and emerged successful at the box office.