Elizabeth Banks is living proof that it gets get greater later! The Pitch Perfect star, 50, admitted she’s only now getting offered leading roles in projects after spending years as Hollywood’s go-to comedic actress. “It’s really only been in my second life as an actress here that I’ve started playing the lead role,” Banks, who is playing a doctor plagued with scandal in the new movie A Mistake, explained in a recent interview. “It’s because I was a great ingenue for a long time. I played the lady in many movies to some great leading men and then I had smaller roles in huge movies like The Hun…