Zac Efron met screaming fans at the premiere of his new film, Me and Orson Welles. The new film is a much more serious role for Zac Efron who has starred in 17 Again and three High School Musical films. Zac says the movie was a "whole different challenge" and it "took him out of his element." Christian McKay (Orson Welles) and Claire Daines (Sonja Jones) also star in the film with Zac Efron. Take a look: