Question: When was the Korean-American actor born who acted as Glenn in the eighth episode of "Made to Suffer"?

Context paragraphs:
Philip Ahn: Philip Ahn (March 29, 1905 – February 28, 1978) was a Korean-American actor.  He was the first Asian-American film actor to receive a star on the Hollywood Walk of Fame.

Lee Phillip: Lee Phillip (born 26 May 1981), sometimes referred to as Lee Philip or Philip Lee, is a Korean-American actor.  He is best known for his roles in South Korean television series such as "The Legend" (2007) and "Secret Garden" (2010).

Steven Yeun: Steven Yeun (Korean: 연상엽; born Yeun Sang-yeop, December 21, 1983) is a Korean-American actor.  He is known for his role as Glenn Rhee on AMC's horror drama television series "The Walking Dead".  Yeun has also appeared in many short and feature films, and has done video game and cartoon voiceovers.

I Just Wasn't Made for These Times (Defiance): "I Just Wasn't Made for These Times" is the eighth episode of the first season of the American science fiction series "Defiance", and the series' eighth episode overall.  It was aired on June 10, 2013.  The episode was written by Clark Perry and it was directed by Allan Kroeker.

Soon-Tek Oh: Soon-Tek Oh (Korean: 오순택 , "Oh Sun-taek" – also spelled as Soon-Taek Oh or Soon-Taik Oh; born June 29, 1943) is a Korean-American actor best known for the voice of Fa Zhou in Disney's "Mulan" and the direct-to-video sequel "Mulan II".  He has starred in many films, and also acted in television series, including "MacGyver", "M*A*S*H," "Charlie's Angels", "Airwolf", "Magnum, P.I.", "Hawaii Five-O", "Kung-Fu", "Zorro", and "Touched by an Angel".

Made to Suffer: "Made to Suffer" is the eighth episode and mid-season finale of the third season, and 27th episode overall of the post-apocalyptic horror television series "The Walking Dead".  It was directed by Billy Gierhart and written by Robert Kirkman, and aired on AMC in the United States on December 2, 2012.  In this episode, Rick (Andrew Lincoln), Daryl (Norman Reedus), Michonne (Danai Gurira), and Oscar (Vincent Ward) enter Woodbury in search of Glenn (Steven Yeun) and Maggie (Lauren Cohan).  Meanwhile, a new group of survivors encounters the prison.

Jun-seong Kim: Jun-seong Kim () (also credited as Jun Sung Kim, Jun Kim or Brian Kim; born October 4, 1975) is a Korean-American actor.  He is perhaps best known for his role as Mike Juhn in the 2007 crime film "West 32nd" (2007), directed by Michael Kang.

Tom Choi: Tom Choi, born in Taegu, South Korea, is a Korean-American actor best known for "Teen Wolf" and "Mortal Kombat".

Jun Hee Lee: Jun Hee Lee is a Korean-American actor.  He was born in St. Louis, Missouri and he attended Boston University.

New Kidney in Town: "New Kidney in Town" is the eighth episode of the ninth season of the animated comedy series "Family Guy".  It originally aired on Fox in the United States on January 9, 2011.  The episode follows Peter, after he drinks kerosene, causing him to suffer from immediate kidney failure.  In need of a replacement kidney, Peter is unable to locate a match, until it is discovered that his anthropomorphic dog Brian is a match, but would require the donation of both his kidneys.  Meanwhile, Chris is instructed by his English teacher to write an essay about hope, in preparation of United States President Barack Obama's appearance at their school.  Unable to write anything inspiring, he decides to pick his sister Meg's brain and use her ideas.

Supporting paragraphs: Made to Suffer Steven Yeun
Answer: December 21, 1983