Margot Robbie, 31, has undergone a dramatic transformation in her new film, Babylon, that has her looking just like another beloved Hollywood star: Julia Roberts! Margot is currently filming the upcoming flick opposite Brad Pitt in Los Angeles, and in a photo taken on the movie’s set on Sunday (Aug. 22), the two-time Oscar nominee could easily be mistaken for Julia, 53, thanks to her newly-altered red hair.