Name	Known for
Jang Hyuk Lee Geon Lee Geon See fewer	Windstruck (2004)
Jang Na-ra Mi-Young Kim Mi-Young Kim See fewer	Sky and Ocean (2009)
Choi Jin-hyuk Daniel (as Jin-Hyeok Choi) Daniel (as Jin-Hyeok Choi) See fewer	Gu Family Book (2013)
Choi Dae-chul Director Tak Director Tak See fewer	Vagabond (2019)
Jeong Eun-pyo Company President Park Company President Park See fewer	Kilimanjaro (2000)
Yang Geum-seok Se-ra's mother Se-ra's mother See fewer	My Sassy Girl (2001)
Jang Gwang Doctor Moon Doctor Moon See fewer	New World (2013)
Park Hee-bon Jeon Ji-yeon (Mi-young's co-worker) Jeon Ji-yeon (Mi-young's co-worker) See fewer	Happiness (2021)
Park Hee-jin Prenatal class instructor / Baby store employee / Dance instructor (as Hee-Jin Park) Prenatal class instructor / Baby store employee / Dance instructor (as Hee-Jin Park) See fewer	Investigation Partners (2018)
Lim Hyeong-jun Mr. Choi - Mi-ja's husband (as Im Hyung-joon) Mr. Choi - Mi-ja's husband (as Im Hyung-joon) See fewer	I Am a King (2012)
Wang Ji-won Se-Ra Nam (as Ji-won Wang) Se-Ra Nam (as Ji-won Wang) See fewer	I Need Romance (2011)
Park Jin-woo Lawyer Hong Lawyer Hong See fewer	The Chaser (2008)
Lee Mi-do Mi-ja Mi-ja See fewer	Mother (2009)
Song Ok-sook Mi-young's mother Mi-young's mother See fewer	My Sassy Girl (2001)
Lim Se-joo Soo-Hyun (as Im Ji-Hyun) Soo-Hyun (as Im Ji-Hyun) See fewer	Memorist (2020)
Oh Sol Mi Kim Mi Sook [Mi Young's oldest sister] Kim Mi Sook [Mi Young's oldest sister] See fewer	Fated to Love You (2014)
Park Won-suk Chairwoman Wang (Lee Geon's grandmother) Chairwoman Wang (Lee Geon's grandmother) See fewer	The Family Is Coming (2015)
Choi Woo-sik Lee Yong Lee Yong See fewer	Parasite (2019)
Kim Yeong-Hoon Lawyer Min Byung-chul Lawyer Min Byung-chul See fewer	Poongsan (2011)
Kim Yong-geon Ji-yeon's chaebol father Ji-yeon's chaebol father See fewer	Doctor Stranger (2014)
Na Young-hee Gun Lee's Stepmother Gun Lee's Stepmother See fewer	Forgotten (2017)