Question: At which role the did the director of the 2007 South Korean crime thriller film starring Yunjin Kim and Park Hee-soon played before directing films?

full_context: Document 1: The Suspect (2013 South Korean film): The Suspect () is a 2013 South Korean spy-action thriller film starring Gong Yoo, and directed by Won Shin-yun.
Document 2: Kim Yoon-seok: Kim Yoon-seok (born January 21, 1968) is a South Korean actor. Kim's theater background first led him to be cast in minor roles on film and television. His breakout role came as the villain in gambling film "" (2006), but it was his performance as an ex-cop turned pimp in surprise hit "The Chaser" (2008) that brought him acting awards and stardom in his forties. Kim has since become an acclaimed leading actor, along with Choi Min-sik, Song Kang-ho, Sol Kyung-gu, Hwang Jung-min, Ha Jung-woo, in terms of acting talent and box office guarantee in Korean cinema, in films such as "Running Turtle" (2009), "The Yellow Sea" (2010), "Punch" (2011),"The Thieves" (2012), "" (2013), "Sea Fog" (2014), "The Classified File" (2015) and "The Priests" (2015).
Document 3: Miracle in Cell No. 7: Miracle in Cell No. 7 (; lit. "A Gift from Room 7") is a 2013 South Korean film starring Ryu Seung-ryong, Kal So-won and Park Shin-hye. The film is a heartwarming comedy and family melodrama about a mentally challenged man wrongfully imprisoned for murder, who builds friendships with the hardened criminals in his cell, and in return they help him see his daughter again by smuggling her into the prison.
Document 4: Woo Min-ho: Woo Min-ho (born 1971) is a South Korean film director and screenwriter. Woo debuted with the revenge thriller "Man of Vendetta" (2010), followed by the action comedy thriller "The Spies" (2012), both starred Kim Myung-min in the lead. His latest political thriller "Inside Men" (2015), based on Yoon Tae-ho's webtoon "The Insiders" which focused on the corrupt systems existing in Korea, the film focused on the intense competition between the characters themselves. Starring Lee Byung-hun, it was a hit with more than 5.7 million admissions as of December 12, 2015.
Document 5: Night of 7 Years: Night of 7 Years is an upcoming South Korean thriller film directed by Choo Chang-min. It is based on Jung Yoo-jung's novel of the same name.
Document 6: Jeon Woo-chi: The Taoist Wizard: Jeon Woo-chi (; also known as Woochi, Jeon Woo-chi: The Taoist Wizard or Woochi: The Demon Slayer) is a 2009 South Korean fantasy action film written and directed by Choi Dong-hoon who departs from his popular heist films "" and "The Big Swindle" for this big-budget, special effects-filled action romp that was equally popular with the Korean audience, earning over six million admissions over the 2009 Christmas period. Based on a Korean folktale, it stars Kang Dong-won in the title role. The film became the 3rd best selling film of 2009 in Korea, with 6,100,532 tickets sold nationwide.
Document 7: Kim Jee-woon: Kim Jee-woon (; born July 6, 1964) is a South Korean film director and screenwriter. Kim Jee-woon has a history of successfully tackling a wide range of film genres, garnering a cult following among fans of Asian cinema.
Document 8: Ha Jung-woo: 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).
Document 9: Park Hee-soon: Park Hee-soon (born February 13, 1970) is a South Korean actor. He graduated with a Theater degree from Seoul Institute of the Arts, and was a member of the Mokwha Repertory Company from 1990 to 2001. He became active in film beginning 2002, and won several Best Supporting Actor awards for his portrayal of a tough cop in "Seven Days" (2007).
Document 10: Yunjin Kim: Yunjin Kim (born November 7, 1973) is a South Korean-born American film and theater actress. She is best known for her role as Sun on the American television series "Lost", and as the North Korean spy Bang-Hee in the South Korean film "Shiri". She also starred as Dr. Karen Kim in the ABC drama series "Mistresses".
Document 11: Won Shin-yun: Won Shin-yun (born October, 1969) is a South Korean film director. Won has the unique background of having been a stuntman before making his directorial horror film debut "The Wig" (2005). Since then, he has shown strong talent in action thriller movies through "A Bloody Aria" (2006), "Seven Days" (2007) and "The Suspect" (2013). "The Suspect" was a box office hit with over 4.1 million admissions.
Document 12: Im Won-hee: Im Won-hee (born Seoul, October 11, 1970) is a South Korean actor. Im was an alumnus of the legendary Daehak-ro theater troupe "Mokhwa" (), starring in many of Jang Jin's stage plays. He made his film debut in Jang's black comedy "The Happenings" in 1998, and through the years has become one of the most versatile supporting actors in Korean cinema, with notable roles in "Three... Extremes" and "Le Grand Chef". But Im is best known for his iconic role Dachimawa Lee, which began in 2000 as the title character of a 35-minute short film that director Ryoo Seung-wan made as a parody/homage to '70s Korean genre action films. The internet short was enormously popular and received more than a million page views, and in 2008, Ryoo again cast Im in an action-comedy feature film based on the same character, "Dachimawa Lee".
Document 13: Seven Days (film): Seven Days () is a 2007 South Korean crime thriller film directed by Won Shin-yun, starring Yunjin Kim and Park Hee-soon.
Document 14: 1987 (2017 film): 1987 is an upcoming South Korean political drama film directed by Jang Joon-hwan, starring Kim Yoon-seok, Ha Jung-woo, Yoo Hae-jin and Kim Tae-ri.
Document 15: Secret Sunshine: Secret Sunshine () is a 2007 South Korean drama film directed by acclaimed South Korean director, novelist, and former Minister of Culture Lee Chang-dong. The screenplay based on the short fiction "The Story of a Bug" by Lee Cheong-jun that focuses on a woman as she wrestles with the questions of grief, madness, and faith. The Korean title Miryang (or Milyang) is named after the city that served as the film's setting and filming location, of which "Secret Sunshine" is the literal translation. For her performance in the film, Jeon Do-yeon won the Prix d'interprétation féminine du Festival de Cannes (Best Actress) at the 2007 Cannes Film Festival. The film also won the award for Best Film at the Asian Film Awards and at the Asia Pacific Screen Awards. The film sold 1,710,364 tickets nationwide in South Korea alone.
ground_truth: stuntman