Ghajini is a 2005 Indian Tamil-language psychological action thriller film directed by A R Murugadoss and produced by Salem Chandrasekharan. The film stars Suriya, Asin and Nayanthara, with Pradeep Rawat and Riyaz Khan in supporting roles. Pradeep Rawat plays identical twins. Harris Jayaraj composed the soundtrack and background music, while R. D. Rajasekhar and Anthony were the film's cinematographer and editor respectively. The film explores the life of a rich businessman who develops anterograde amnesia following a violent encounter in which his love interest was killed by the villain. He tries to avenge the killing with the aid of Polaroid Instant camera photographs, permanent tattoos on his body and a medical college student.