Chow Yun-fat, SBS, previously known as Donald Chow, is a Hong Kong actor. He is best known in Asia for his collaborations with filmmaker John Woo in the action heroic bloodshed-genre films A Better Tomorrow, The Killer and Hard Boiled; and in the West for his roles as Li Mu-bai in Crouching Tiger, Hidden Dragon and Sao Feng in Pirates of the Caribbean: At World's End.