Name	Known for
Yoon Sang-Hyun Ha Moo-yeom Ha Moo-yeom See fewer	My Fair Lady (2009)
Kim Min-jung Maria Oh Maria Oh See fewer	Mr. Sunshine (2018)
Sung Dong-il Yang Cheol-gon Yang Cheol-gon See fewer	Take Off (2009)
Lee Joon Ryoo Tae-oh Ryoo Tae-oh See fewer	Ninja Assassin (2009)
Kim Ji-won Ma Ji-wool Ma Ji-wool See fewer	Descendants of the Sun (2016)
Jae-jin Baek Psychiatric recluse Psychiatric recluse See fewer	Gap Dong (2014)
Soo-Hyun Choo Oh Young Ae Oh Young Ae See fewer	Gap Dong (2014)
Jang Gwang Monk Jin-jo Monk Jin-jo See fewer	New World (2013)
Sa Hee Jung Mi-ra Jung Mi-ra See fewer	Blind (2011)
Jang Hee-soo Kim Young-mi (as Hee-soo Jang) Kim Young-mi (as Hee-soo Jang) See fewer	Gap Dong (2014)
Jeong In-gi Cha Do-Hyeok (as In-gi Jeong) Cha Do-Hyeok (as In-gi Jeong) See fewer	The Chaser (2008)
Hee-woong Jang Seo Ji-hoon Seo Ji-hoon See fewer	Gap Dong (2014)
Ji-Hwan Jo Lee Hyung-nyeon Lee Hyung-nyeon See fewer	Gap Dong (2014)
Min-hee Jo Ryoo Tae-oh's mother Ryoo Tae-oh's mother See fewer	Gap Dong (2014)
Chan-Bi Jung Kim Jae Hee (young) Kim Jae Hee (young) See fewer	Gap Dong (2014)
Geun Jung Park Ho-suk Park Ho-suk See fewer	Gap Dong (2014)
Yae-min Jung Ha Moo-yeom (young) Ha Moo-yeom (young) See fewer	Gap Dong (2014)
Yoon Kyun-sang Detective Detective See fewer	Six Flying Dragons (2015)
Choi Min Peter Park Peter Park See fewer	Spring, Summer, Fall, Winter... and Spring (2003)
Kang Nam-kil Han Sang-hoon (as Nam-kil Kang) Han Sang-hoon (as Nam-kil Kang) See fewer	Jejoongwon (2010)
Kim Se-in Victim Victim See fewer	Gap Dong (2014)
Joo-hee Seo Ji Hwa Ja Ji Hwa Ja See fewer	Gap Dong (2014)
Jo Seung-yeon Kwon Oh-shin Kwon Oh-shin See fewer	The Moon (2023)
Choi Sung-jae Detective (as Sung-jae Choi) Detective (as Sung-jae Choi) See fewer	My Wonderful Life (2020)
Min Sung-wuk Nam Ki Ri Nam Ki Ri See fewer	Six Flying Dragons (2015)
Jung Won-joong Park Joon-goo Park Joon-goo See fewer	Illang: The Wolf Brigade (2018)
Hyun Woo Cha Do-Hyeok (young) Cha Do-Hyeok (young) See fewer	KBS Drama Special (2010)
Jung Yoo-min Lee Jung-sook Lee Jung-sook See fewer	Connection (2024)
Lee Young-eun Lee Soon-shim Lee Soon-shim See fewer	Home for Summer (2019)