question: Who directed the 2013 South Korean spy action thriller film which Ha Jung-woo showcased his versatility on
answer: Ryoo Seung-wan
context: Title: The Berlin File
  Passage: The Berlin File (; lit.  "Berlin") is a 2013 South Korean spy action thriller film written and directed by Ryoo Seung-wan.  Ha Jung-woo stars as a North Korean agent in Berlin who is betrayed and cut loose when a weapons deal is exposed.  Together with his wife, a translator at the North Korean embassy in Berlin played by Jun Ji-hyun, they try to escape being purged, with Ryoo Seung-bum and Han Suk-kyu playing North and South Korean operatives on their trail.
  Title: Ha Jung-woo
  Passage: Ha Jung-woo (born Kim Sung-hoon on March 11, 1978) is a South Korean actor, film director, screenwriter and film producer.  His breakthrough to stardom came with the role in Na Hong-jin's serial killer film "The Chaser" (2008).  One of the leading actors of his generation in Korean cinema, Ha Jung-woo showcased his versatility across movies from many genres: road movie "My Dear Enemy" (2008), sports film "Take Off" (2009), crime drama "The Yellow Sea" (2010), gangster saga "" (2012), romantic comedy "Love Fiction" (2012), spy thriller "The Berlin File" (2013), and action thriller "The Terror Live" (2013).  He made his directorial debut through the comedy film "Fasten Your Seatbelt" (2013), followed by "Chronicle of a Blood Merchant" (2015).
  Title: The Spy: Undercover Operation
  Passage: The Spy: Undercover Operation (; lit.  "Spy") is a 2013 South Korean spy comedy film about an agent (Sol Kyung-gu) who is undercover in a foreign country while his wife (Moon So-ri) has no idea what he does for a living.
citations: Ha Jung-woo The Berlin File