Even though the rumor mill surrounding Star Wars: Episode VII has been swirling with casting rumors in recent weeks, at least one actor has reportedly been confirmed to be returning to the classic series. According to The Hollywood Reporter, Peter Mayhew is set to reprise his role as Chewbacca in the new film. THR reports that filming is already well under under way with director JJ Abrams at the helm, and Mayhews role is currently the only certainty. Even though Mark Hamill, Harrison Ford, and Carrie Fisher are all rumored to be attached to the film, the movie is being kept tightly under wraps.