Master of Make-Believe

Although Zach was not an overnight success, bigger roles came soon enough. In 2017, he flew to Serbia for a film directed by Ralph Fiennes, then he was off to Virginia to shoot a movie with the Hollywood veteran Bruce Dern, in which he played opposite Olivia Munn. Before long, he starred in a thriller featuring Brian Cox, who played the patriarch Logan Roy on “Succession.” In an interview after the production, Zach praised Cox for “taking me under his wing,” and marvelled, with self-flattering deference, “When you’re sitting across the table from him, doing scenes, you almost have to pinch yourself and say, ‘How is this real?’ ”