Yeon Sang-ho (born 1978) is a South Korean film director and screenwriter. He wrote and directed the animated films The King of Pigs (2011) and The Fake (2013), and the live-action film Train to Busan (2016).
In a future where a failed global-warming experiment kills off most life on the planet, a class system evolves aboard the Snowpiercer, a train that travels around the globe via a perpetual-motion engine.