Christopher Haden-Guest, 5th Baron Haden-Guest, better known as Christopher Guest, is an English-American screenwriter, composer, musician, director, actor, and comedian who holds dual British and American citizenship. He is most widely known in Hollywood for having written, directed and starred in several improvisational mockumentary films featuring an ensemble cast. This series of films began with This Is Spinal Tap, and continued with Waiting for Guffman, Best In Show, A Mighty Wind, and For...