Acting
- 2020Fatal PromiseKang Tae-In105 ep.
- 2018The Last EmpressPrime Minister52 ep.
- 2018What's Wrong with Secretary KimChairman Lee [Yeong Joon's father - Young]3 ep.
- 2018A Poem A DayYoon-Joo's ex-husband1 ep.
- 2017Return of Bok Dan JiHan Jung-Wook122 ep.
- 2016Here Comes LoveNa Min-soo120 ep.
- 2014The Best Futureteam leader5 ep.
- 2014Be ArrogantGo Se Won10 ep.
- 2014Mother's Garden126 ep.
- 2013미친사랑1 ep.
- 2013Crazy LoveSeo Kyung-soo101 ep.
- 2012I'll Give You the Stars and the MoonHan Min-hyuk1 ep.
- 2011Law of the Jungle9 ep.
- 2010You Don't Know Women7 ep.
- 2010Cinderella's SisterHong Ki-jung20 ep.
- 2007Rude Miss Young AeKim Hyuk-Gyu301 ep.
Guest appearances
- 2018What's Wrong with Secretary KimChairman Lee [Yeong Joon's father - Young]3 ep.
- 2018A Poem A DayYoon-Joo's ex-husband1 ep.
- 2016Law of the Jungle9 ep.
Also known as: 고세원 · Se-Won Ko · Go Se-won · 高世元 · Ко Се-вон