Name	Known for
Hwang Jeong-eum Seo Hyeon Ju Seo Hyeon Ju See fewer	Secret Love (2013)
Yoon Hyun-min Hwang Ji-woo Hwang Ji-woo See fewer	Tunnel (2017)
Seo Ji-hoon Park Do-gyeom Park Do-gyeom See fewer	To All the Guys Who Loved Me (2020)
Lee Chae-yun Seo Hyeon Ju (teen) Seo Hyeon Ju (teen) See fewer	The Villainess (2017)
Kim Dong-ho Man at wedding Man at wedding See fewer	Twinkle Twinkle (2011)
Berry Good Angel Angel See fewer	Level Up (2019)
In Gyo-jin In Gyo-seok In Gyo-seok See fewer	Girls' Generation 1979 (2017)
Kim Gyu-Sun Song Jin Ah Song Jin Ah See fewer	Traffickers (2012)
Lee Hwang-eui Secretary Nam Secretary Nam See fewer	Steel Rain (2017)
Shim Hye-yeon Soo Bin (Min Jeong's daughter) (as Hye-Yeon Shim) Soo Bin (Min Jeong's daughter) (as Hye-Yeon Shim) See fewer	Kairos (2020)
Seo Hyun-chul Seo Ho-joon (Hyeon-joo's father) Seo Ho-joon (Hyeon-joo's father) See fewer	The Gifted Hands (2013)
Lee Hyun-kyun Min Jeong's husband Min Jeong's husband See fewer	Emergency Declaration (2021)
Shin Ji-won Yu Na (as Johyun) Yu Na (as Johyun) See fewer	Circle (2017)
Susanna No Oh Yeong Eun Oh Yeong Eun See fewer	The Mimic (2017)
Song Sang-Eun Kang Min Jeong Kang Min Jeong See fewer	Dark Hole (2021)
Ahn Se-bin Oh Yeong Eun (young) Oh Yeong Eun (young) See fewer	All of Us Are Dead (2022)
Han Seung-won Hyeon Ju's boyfriend #2 (as Kim Jin-yeop) Hyeon Ju's boyfriend #2 (as Kim Jin-yeop) See fewer	Love Twist (2021)
Lee Si-eon Oh Si-eon (writer) Oh Si-eon (writer) See fewer	W (2016)
Lee Si-hoon Hyeon Ju's date Hyeon Ju's date See fewer	Parasite (2019)
Yoon Sun-woo Hyeon-joo's ex-fiance Hyeon-joo's ex-fiance See fewer	Moon Lovers: Scarlet Heart Ryeo (2016)
Joo Ye-rim Seo Hyeon Ju (young) (as Ye-rim Joo) Seo Hyeon Ju (young) (as Ye-rim Joo) See fewer	Mouse (2021)
Seo Yoon-hyuk Hyeon Ju's classmate Hyeon Ju's classmate See fewer	Mouse (2021)
Hwang Young-hee Jeong Yeong-soon (Hyeon-joo's mother) Jeong Yeong-soon (Hyeon-joo's mother) See fewer	Mother (2009)