Question: Who was the director of the 2011 Indian black comedy film which starred the actress who initiated and produced the play "Nirbhaya"?
Sentence (from "Delhi Belly (film)"): The theatrical trailer of the film premiéred with Aamir Khan's "Dhobi Ghat" on 21 January 2011 while the film was released on 1 July 2011.
Relevant evidence: No