Christopher Haden-Guest, 5th Baron Haden-Guest (born February 5, 1948), usually simply known as Christopher Guest, is a British-American screenwriter, composer, musician, director, actor, and comedian who holds dual British and American citizenship. Guest is most widely known in Hollywood for having written, directed and starred in his series of comedy films shot in mock-documentary (mockumentary) style. Many scenes and character backgrounds in Guest's films are written and directed, although ac