Steven Yeun . Born: 12/21/1983 in Seoul, , KR Jump to Related Articles Photos Filmography Biography Filmography Actor (12) Conan 2013 - 2016 (Tv Show) Guest Inside the Actors Studio 2016 (Tv Show) Guest Syfy Presents Live From Comic-Con 2016 (Tv Show) Himself Talking Dead 2011, 2014 - 2015 (Tv Show) Himself The Tonight Show Starring Jimmy Fallon 2015 (Tv Show) Guest I Origins 2014 (Movie) Kenny (Actor) Jimmy Kimmel Live 2013 (Tv Show) Actor NTSF:SD:SUV 2012 (Tv Show) Actor The Walking Dead 2011 - 2012 (TV Show) Actor Warehouse 13 2011 (Tv Show) Actor The Big Bang Theory 2010 (Tv Show) Actor American Dad (Tv Show) Voice Biography . Milestones 2010 Joined AMC's "The Walking Dead." Bonus Trivia . Was born in Korea but moved the United States at a young age.