The official trailer of Irrfan Khan starrer 'Blackmail' has been released. In the film, Irrfan will be seen playing the role of a man who finds out that his wife is cheating on him. Directed by Abhinay Deo and also starring Kirti Kulhari, Arunoday Singh, Divya Dutta and Omi Vaidya, the film is scheduled to release on April 6.