Berg Ng Ting-yip (born 12 December 1960) is a Hong Kong actor. He is best known for his role as Inspector Cheung in the 2002 crime thriller film Infernal Affairs. Filmography Television The Undercover Agents (1984) 101 Citizen Arrest III (1984) Ten Brothers (1985) Buddha Jih (1985) The Legendary Prime Minister – Zhuge Liang (1985) Genghis Khan (1987) The Rise and Fall of Qing Dynasty 2 (1988) The Legendary Hero (1990) Fist of Fury (1995) - Lau Chi Ching My Date with a Vampire (1998) - Ken My Date with a Vampire 2 (1999) - Shizu Domoto The Legendary Siblings (1999) - Du Sha Battlefield Network (2000) - Fok Wai Leung Showbiz Tycoon (2000) - Tsui Pak My Date with a Vampire 3 (2004) - Mr X The Men of Justice (2010) The Defected (2019) Film References External links Hong Kong male actors 1960 births Living people 20th-century Hong Kong male actors 21st-century Hong Kong male actors