Kim Eui-sung (Korean: 김의성; born December 17, 1965) is a South Korean actor. He is a first-generation film actor who started as a stage actor in the 1980s and 1990s. He is known for his roles in films The Day a Pig Fell into the Well (1996), Transformers Dark Of The Moon(2011) Teenage Mutant Ninja Turtles(2012) Office (2015), The Exclusive: Beat the Devil's Tattoo (2015) and Train to Busan (2016);[2] and television series W (2016),[3] and Taxi Driver (2021).