Using the technology from the time, Marty and Emmett devise one last chance to save the future.
George still technically appears in Back to the Future Part II, but he’s mostly played by stand-in Jeffrey Weissman, and he’s only played by Glover in archival footage from the first film.
Back to the Future co-writer Bob Gale has emphatically denied that a fourth film in the beloved franchise will ever be made. ...