On July 20, he’ll return as Bruce Wayne’s business manager Lucius Fox in “The Dark Knight Rises,” the third and final film in director Christopher Nolan’s Batman trilogy that includes 2005’s “Batman Begins” and 2008’s “The Dark. and was in fact experiencing extremely happiness over a new girlfriend he had just begun dating. He was reportedly upbeat and joyful during their night out, therefore leading his companions to rule out…