The Flash movie has been through so many changes in writers and directors in the years since it was first announced, it’s only natural that a cast member who was attached to one version might have hopped off the project since then. Such was the case for Billy Crudup, who joined up when Rick Famuyiwa was aboard to make the movie, only to bail as the various faces shifted behind the scenes. But as the film picks up some speed at last, he’s back in negotiations to appear.