Harry Shearer Shearer stars in the folk music mockumentary A Mighty Wind, directed by Christopher Guest, who also directed Best in Show and Waiting for Guffman. It comes out on DVD next week. The cast of A Mighty Wind is currently on tour, traveling to Philadelphia, New York, Washington D.C. and Boston. Shearer also starred with Guest in the classic heavy metal parody This is Spinal Tap. Shearer's public radio show is now in it's 19th year.