Andrew Lau Wai-Keung (born 4 April 1960) is a
Hong Kong film director,
cinematographer and
producer. Lau began his career in the 1980s and 1990s, serving as a cinematographer to filmmakers such as
Ringo Lam,
Wong Jing and
Wong Kar-wai. In the 1990s, Lau decided to have more creative freedom as a cinematographer by becoming a
film director and
producer. Apart from making films in his native Hong Kong, Lau has also made films in China, Korea and the United States. A highly prolific filmmaker, Lau has made films in a variety of genres, and is most notable in the West for his
action and
crime films which include the
Young and Dangerous film series, the
Infernal Affairs trilogy (the latter co-directed together with
Alan Mak), and
Revenge of the Green Dragons (executive produced by
Martin Scorsese).