John Woo SBS (Ng Yu-Sum; born 1 May 1946) is a Hong Kong film director, writer, and producer. He is considered a major influence on the action genre, known for his highly chaotic action sequences, Mexican standoffs, and frequent use of slow motion. Woo has directed several notable Hong Kong action films, among them, A Better Tomorrow (1986), The Killer (1989), Hard Boiled (1992), and Red Cliff (2008/2009).