Bang Bang! is a 2014 Indian Hindi-language action film directed by Siddharth Anand and produced by Fox Star Studios, based on an adapted screenplay by Sujoy Ghosh and Suresh Nair. A remake of the 2010 American film Knight and Day, it stars Hrithik Roshan, Katrina Kaif and Danny Denzongpa., while the dialogues in the film are written by Abbas Tyrewala.
Made on a budget of ₹90 crore (US$13 million), Bang Bang! was released in conventional and IMAX theatres on 2 October 2014, coinciding with Gandhi Jayanti. Also released simultaneously in Tamil and Telugu languages, the film was praised for its action sequences and grossed ₹332 crore (US$47 million)–₹340 crore (US$48 million) in its worldwide cinema run.