Name	Known for
Joo Won Park Shi Ohn Park Shi Ohn See fewer	Bridal Mask (2012)
Moon Chae-won Cha Yoon Seo Cha Yoon Seo See fewer	War of the Arrows (2011)
Joo Sang-uk Kim Do Han (as Sang-wook Joo) Kim Do Han (as Sang-wook Joo) See fewer	Giant (2010)
Kim Min-seo Yoo Chae-Kyung (as Min Seo Kim) Yoo Chae-Kyung (as Min Seo Kim) See fewer	Sungkyunkwan Scandal (2010)
Chun Ho-jin Choi Woo-Seok (as Ho-jin Chun) Choi Woo-Seok (as Ho-jin Chun) See fewer	I Saw the Devil (2010)
Kwak Do-won Kang Hyun-Tae Kang Hyun-Tae See fewer	The Wailing (2016)
Kim Chang-wan Chairman Jung Chairman Jung See fewer	My Love from Another Star (2013)
Jo Hie-bong Ko Choong-Man (as Hie-bong Jo) Ko Choong-Man (as Hie-bong Jo) See fewer	Blind (2011)
Jeong Ho-geun Park Choon-Sung (as Ho-geun Jeong) Park Choon-Sung (as Ho-geun Jeong) See fewer	The Great Queen Seondeok (2009)
Uhm Hyun-kyung Na In-Young Na In-Young See fewer	KBS Drama Special (2010)
Wang Ji-won Kim Sun-Joo (as Ji-won Wang) Kim Sun-Joo (as Ji-won Wang) See fewer	Still 17 (2018)
Lee Ki-yeol Lee Hyuk-Pil (as Ki-yeol Lee) Lee Hyuk-Pil (as Ki-yeol Lee) See fewer	Sweet Spy (2005)
Jin Kyung Nam Joo-Yeon Nam Joo-Yeon See fewer	Veteran (2015)
Jeong Man-sik Kim Jae-joon Kim Jae-joon See fewer	The Yellow Sea (2010)
Yun Yoo-Sun Oh Kyung-Joo (as Yoon Yoo Sun) Oh Kyung-Joo (as Yoon Yoo Sun) See fewer	The Story of Two Women (1994)
Bong-gil Yoon Hong Kil Nam (2013) Hong Kil Nam (2013) See fewer	The King's Face (2014)
Na Young-hee Lee Yeo-Won Lee Yeo-Won See fewer	Forgotten (2017)
Kim Young-kwang Han Jin Wook (2013) Han Jin Wook (2013) See fewer	On Your Wedding Day (2018)