Ranbir Kapoor opens up on Bollywood films not performing well at the box office Helmed by Ayan Mukerji, `Brahmastra Part-1: Shiva` stars Ranbir Kapoor, Alia Bhatt, Amitabh Bachchan and Mouni Roy in the lead roles.The film is all set to hit the theatres on September 9, 2022.