Sir William TurnerWalton OM was an English composer. During a sixty-year career, he wrote musicin several classical genres and styles, from film scores to opera. Hisbest-known works include Façade, the cantata Belshazzar's Feast, the ViolaConcerto and the First Symphony. Walton worked for many years on his onlyfull-length opera, Troilus and Cressida, both before its premiere andafterwards.