You can officially stream with English subtitles on the following platforms:

Where to Stream Bang Bang! with English Subtitles Officially

Bang Bang! is a 2014 Indian Hindi-language action-comedy film directed by Siddharth Anand and produced by Fox Star Studios. It is an official remake of the 2010 Hollywood film Knight and Day starring Tom Cruise and Cameron Diaz. The film marked Anand's foray into the action genre and was one of the most anticipated Bollywood releases of 2014. It was released on October 2, 2014, coinciding with the Gandhi Jayanti holiday.