Fan speculation regarding Jon Bernthal's return to The Walking Dead has reached new heights. Comicbook.com reports that Bernthal will be returning to the AMC hit show as his long-dead chararcter Shane Walsh. Walsh was killed in The Walking Dead's second season and has only returned briefly as a hallucination in season three. As Shane readies himself to make a reappearance, fans are speculating and hoping Bernthal's character might return as Shane's twin brother.