Cillian Murphy became a global name after he played the role of J Robert Oppenheimer in Christopher Nolan’s film, ‘Oppenheimer.’ The movie broke all records and became one of the most loved films last year. The film swept up 13 nods at the Academy Awards. Fans expect the movie to win Best Picture and Best Director. In a recent interview, the actor opened up about his role and debunked the rumours surrounding his diet.