Christopher Haden-Guest, 5th Baron Haden-Guest (born February 5, 1948), better known as Christopher Guest, is an English-American screenwriter, composer, musician, movie producer and director, movie, television, stage, and voice actor, and comedian. He is known for his works in This Is Spinal Tap, The Princess Bride, Best in Show, A Mighty Wind, and in For Your Consideration. He has won an Emmy Award.
Guest was born on February 5, 1948 in New York City, New York. He studied at The High School of Music & Art and at New York University. Guest was married to Jaime Lee Curtis since 1984. They have two adopted children.