Question:  Hwang Jung-min  is one of the highest-grossing actors in South Korea, and has starred in several box office hits such as  "Veteran" (2015), a 2015 South Korean action crime comedy film written and directed by who?
Sentence (from "Veteran (2015 film)"): Veteran () is a 2015 South Korean action crime comedy film written and directed by Ryoo Seung-wan.
Relevant evidence: Yes