Christopher Guest net worth: Christopher Guest is an American comedian, director, writer and actor who has a net worth of $15 million. Christopher Guest was born on February 5th, 1948 in New York City. He spent much of his younger years living in England wit his father then studied acting at NYU, graduating in 1971. Guest is most famous for writing, direct and starring in several very popular satirical documentaries such as Spinal Tap, Waiting for Guffman, Best in Show and A Mighty Wind. Christopher Guest has been married to fellow actor Jamie Lee Curtis since 1984 with whom he shares two adopted kids.