Donald Challis (born 26 June 1929) is a British sound and dubbing editor for many critically acclaimed films, including The Three Musketeers (1973 live-action film), A Taste of Honey (film) and Help! (film). His most famous contribution was to Oh! What a Lovely War as the sound editor, winning him a BAFTA Film Award alongside Simon Kaye for Best Film Soundtrack in 1970.