Question: What South Korean actor starred on the series Doctor Stranger and had a leading roll in the movie "Man to Man"? 
Context: Song Joong-ki (; born September 19, 1985) is a South Korean actor.  He rose to fame in the historical drama "Sungkyunkwan Scandal" (2010) and the variety show "Running Man" as one of the original cast members when it premiered in 2010.  Song played his first TV leading role in the melodrama "The Innocent Man" (2012).  He has also starred in feature films, notably as the title character in the box office hit "A Werewolf Boy" (2012). Kim Young-kwang (born January 11, 1987) is a South Korean actor and model.  Kim began his career as a model and has walked the runways of world-renowned designers such as Alexander McQueen, Vivienne Westwood and Etro.  In 2008, he was the first Asian model to walk Dior Homme's show.  As an actor, Kim has starred in the films "Runway Cop" (2012) and "Hot Young Bloods" (2014), as well as the television dramas "Pinocchio" (2014), "D-Day" (2015), "Sweet Stranger and Me" (2016) and Lookout (2017). Sarah Jane Smith was a Big Finish Productions series of audio plays based on Sarah Jane Smith from the television series Doctor Who.  Sarah Jane was voiced by the original actor Elisabeth Sladen. Jin Se-yeon (born Kim Yoon-jung on February 15, 1994) is a South Korean actress.  She played the female protagonist in the television dramas such as "My Daughter the Flower" (2011), "Bridal Mask" (2012), "Doctor Stranger" (2014), and "The Flower in Prison" (2016). Emma-Kate Davies, known as Emma Davies, (born 7 March 1970) is an English actress.  She is the daughter of actor Geoffrey Davies, from the television comedy series Doctor in the House.  She is most notably recognised for her role of Anna De Souza in the ITV soap "Emmerdale" and for her portrayal of Diana Mitford-Guinness (later Lady Diana Mosley) in the Channel 4 mini series "Mosley".  She currently resides in Barnes, South-West London with her husband Ross Allen, a garden designer and their daughter Camille. Ahn Nae-sang (born December 25, 1964) is a South Korean actor.  He began his career on the stage, and in 1994 made his film debut in the Bong Joon-ho short film "Baeksekin" ("White Man" or "White-collar worker"), followed by Jang Sun-woo's "Bad Movie" in 1997.  He has since starred in numerous films, with supporting roles in Lee Chang-dong's "Oasis" and "Poetry", and a leading role in "Hoichori" ("Cane").  He also appears in television series, notably "Conspiracy in the Court", "First Wives' Club", "Three Brothers", and "". Park Hae-jin (, born May 1, 1983) is a South Korean actor.  He is best known for his supporting roles in dramas "My Love from the Star" (2013) and "Doctor Stranger" (2014), and his leading roles in "Bad Guys" (2014), "Cheese in the Trap" (2016) and "Man to Man" (2017). Jin Hyuk is a South Korean television director.  He directed "Brilliant Legacy" (2009), "City Hunter" (2011), "Prosecutor Princess" (2010), "Master's Sun" (2013), "Doctor Stranger" (2014), and "The Legend of the Blue Sea" (2016). Lee Jong-suk (Hangul: 이종석, born 14 September 1989) is a South Korean actor and model.  He debuted in 2005 as a runway model, becoming the youngest male model ever to participate in Seoul Fashion Week.  Lee's breakout role was in "School 2013" (2012) and he is also well known for his roles in "I Can Hear Your Voice" (2013), "Doctor Stranger" (2014), "Pinocchio" (2014) and "W" (2016). Doctor Stranger () is a 2014 South Korean television series starring Lee Jong-suk, Jin Se-yeon, Park Hae-jin and Kang So-ra.  It aired on SBS from May 5 to July 8, 2014 on Mondays and Tuesdays at 21:55 for 20 episodes.
Answer: Park Hae-jin