Name	Known for
Moon Chae-won Seo Eun-Gi Seo Eun-Gi See fewer	War of the Arrows (2011)
Chani Young Kang Ma-roo (as Kang Chan-hee) Young Kang Ma-roo (as Kang Chan-hee) See fewer	Imitation (2021)
Yang Ik-joon Han Jae Shik Han Jae Shik See fewer	Breathless (2008)
Jo Hwi Joon Seo Euk Suk Seo Euk Suk See fewer	The Innocent Man (2012)
Song Joong-ki Kang Ma-Roo (as Joong-ki Song) Kang Ma-Roo (as Joong-ki Song) See fewer	Space Sweepers (2021)
Sora Jung Eun-Gi's mother Eun-Gi's mother See fewer	Lost (2004)
Tae-Hun Kim Ahn Min-Young Ahn Min-Young See fewer	Addicted (2002)
Lee Kwang-soo Park Jae-Gil (as Kwang-Soo Lee) Park Jae-Gil (as Kwang-Soo Lee) See fewer	Inseparable Bros (2019)
Jin Kyung Hyun Jung Hwa Hyun Jung Hwa See fewer	Veteran (2015)
So-young Park Han Jae-Hee (Young) Han Jae-Hee (Young) See fewer	Scarlet Innocence (2014)
Lee Sang-Yeob Park Joon-Ha Park Joon-Ha See fewer	Once Again (2020)
Han Seo-jin Kang Cho-Ko (Young) Kang Cho-Ko (Young) See fewer	Children of a Lesser God (2018)
Park Si-yeon Han Jae-Hee (as Si-yeon Park) Han Jae-Hee (as Si-yeon Park) See fewer	A Love (2007)
Jo Sung-ha Suk Min Hyuk (as Sung Ha Jo) Suk Min Hyuk (as Sung Ha Jo) See fewer	The Yellow Sea (2010)
Kim Yeong-cheol Seo Jung Gyu (as Yeong-cheol Kim) Seo Jung Gyu (as Yeong-cheol Kim) See fewer	A Bittersweet Life (2005)
Oh Yong Jo Young Bae (as Yong Oh) Jo Young Bae (as Yong Oh) See fewer	Confession of Murder (2012)
Lee Yoo-bi Kang Cho-Ko Kang Cho-Ko See fewer	Guga-ui Seo (2013)