According to a report by Comicbook.com, Mark Ruffalo has been working in Hollywood for over 20 years, and says that his rise to blockbuster fame in the Marvel Cinematic Universe won't stop him from returning to his serious film roots. In a recent Twitter post, Ruffalo announced that his first post-Avengers gig will be starring in Participant Media's upcoming film about Robert Bilott, the lawyer who went to battle with chemical manufacturer DuPont. <br />
