"A good movie," John Cassavetes has remarked, "will ask you questions you don't already know the answers to." And in his films, Cassavetes is as good as his word. Taking up the radical question that Cassavetes's films consistently pose--specifically, where is the line between actor and character, fiction and reality, film and life?--George Kouvaros reveals the unique and illuminating position that Cassavetes's work occupies at the intersection of...