Question: What actor born in 1973 starred in a 2003 South Korean film directed by Bong Man-dae?

Context paragraphs:
Shim Sung-bo: Shim Sung-bo (born 1972) is a South Korean film director and screenwriter.  Shim became notable when he co-wrote "Memories of Murder" with director Bong Joon-ho in 2003.  Besides winning numerous awards and being widely considered as one of the greatest Korean films of all time, "Memories of Murder" was praised for its twisting genre conventions that made it a big hit in Korea (with over 5.1 million admissions, making it the most watched film during the year 2003 in South Korea) as well as a successful piece of social cinema that engaged with Korea's troubled history.

Cinderella (2006 film): Cinderella () is a 2006 South Korean horror film.  It was directed by Bong Man-dae and starred Do Ji-won and Shin Se-kyung.

Memories of Murder: Memories of Murder () is a 2003 South Korean crime-drama film co-written and directed by Bong Joon-ho.  It is based on the true story of Korea's first serial murders in history, which took place between 1986 and 1991 in Hwaseong, Gyeonggi Province.  Song Kang-ho and Kim Sang-kyung star as Detective Park and Detective Seo, respectively, two of the detectives trying to solve the crimes.

Bong Joon-ho: Bong Joon Ho (, ] ; born September 14, 1969) is a South Korean film director and screenwriter.  His films include South Korean hits "Memories of Murder" (2003), based on a true-life serial murder case, monster movie "The Host" (2006), and his first English-language film, science fiction adventure "Snowpiercer" (2013).  His latest film is "Okja" (2017), a South Korean-American film, which competed for the "Palme d'Or" in the main competition section at the 2017 Cannes Film Festival.  "Okja" was subsequently released by Netflix on June 28, 2017.

The Sweet Sex and Love: The Sweet Sex and Love is a 2003 South Korean film.  It was directed by Bong Man-dae and starred Kim Seo-hyung and Kim Sung-soo.  The entire score was based on a digitally remastered recording of the works of Bedřich Smetana.

Reversal of Fortune (2003 film): Reversal of Fortune is a 2003 South Korean film directed by Park Yong-woon, and starring Kim Seung-woo and Ha Ji-won.  The film features several songs from Ha Ji-won's debut album, "Homerun".

Kim Sung-soo (actor): Kim Sung-soo (born May 23, 1973) is a South Korean actor and television host.  After beginning his career as a fashion model, Kim made his acting debut in the tokusatsu series "Vectorman" and the erotic film "The Sweet Sex and Love".  He has since appeared in the movies "The Red Shoes" and "", and several television series, including "Full House", "My Precious You", "More Charming by the Day" and "My Lover, Madame Butterfly".  In 2009 he made his stage debut in the play "Mom, Do You Want to Go on a Trip?"

A Good Lawyer's Wife: A Good Lawyer's Wife () is a 2003 South Korean film written and directed by Im Sang-soo.  The film is about the various affairs of members of a dysfunctional South Korean family.

The Last Supper (2003 film): The Last Supper (; aka Come Tomorrow) is a 2003 South Korean film directed by Son Yeong-guk.

A Little Monk: A Little Monk () is a 2003 South Korean film helmed by first-time director Joo Kyung-jung.  It was chosen as one of the "10 Best Korean Films" in 2003 by the Korean Association of Film Critics Awards.

Supporting paragraphs: Kim Sung-soo (actor) The Sweet Sex and Love
Answer: Kim Sung-soo