Knock Out is a Bollywood film directed by Mani Shankar, Scheduled to release on 15 October 2010, starring Sanjay Dutt, Irfan Khan, Kangna Ranaut. It is allegedly a copy of the hollywood film Phone Booth..KnockOut is a fast paced thriller that happens in real time. In just two hours 11am to 1pm an enigmatic vigilante pulls off an incredible, mind blowing coup and a new chapter of Indian history is written.Sanjay Dutt plays a new age lone ranger who has the latest weapons and gadgets at his fingertips, and is a man who trusts and depends on no one. Working alone, he effortlessly uses his wit, his skills at hand to hand combat, and his love for stealth technology, to manipulate and trap his elusive target.