Name	Known for
Kim Ha-neul Jeong Da-jeong Jeong Da-jeong See fewer	Blind (2011)
Yoon Sang-Hyun Hong Dae-young Hong Dae-young See fewer	Bugonia (2025)
Lee Do-hyun Go Woo Young / Hong Dae Young Go Woo Young / Hong Dae Young See fewer	Exhuma (2024)
Roh Jeong-eui Hong Si-ah Hong Si-ah See fewer	Badland Hunters (2024)
Ryeoun Hong Si-woo Hong Si-woo See fewer	The Secret Romantic Guesthouse (2023)
Kim Kang-hyeon Go Deok-jin Go Deok-jin See fewer	SF8 (2020)
Wi Ha-joon Ye Ji Hoon Ye Ji Hoon See fewer	Squid Game (2021)
Lee Mi-do Choo Ae-rin Choo Ae-rin See fewer	Mother (2009)
Kim Yoo-ri Ok Hye In (as Yoo-Ri Kim) Ok Hye In (as Yoo-Ri Kim) See fewer	The Master's Sun (2013)
Choi Bo-min Seo Ji-ho Seo Ji-ho See fewer	Ghost Train (2024)
Hwang In-Youp Goo Ja-seong Goo Ja-seong See fewer	Dear X (2025)
Lee Byung-joon Hong Joo-man Hong Joo-man See fewer	Memoir of a Murderer (2017)
Bin Chan-uk Bang Gi-yong Bang Gi-yong See fewer	Space Sweepers (2021)
Lee Chun-moo Hong Si-woo (child) Hong Si-woo (child) See fewer	When Life Gives You Tangerines (2025)
Ryu Da-Bin Hwang Young Sun Hwang Young Sun See fewer	18 Again (2020)
Yang Dae-Hyeok Nam Ki Tae Nam Ki Tae See fewer	Ashfall (2019)
Ko Eun-min Lim Ja-young Lim Ja-young See fewer	Ayla: The Daughter of War (2017)
Ko Han-min Reporter Kim Reporter Kim See fewer	Parasyte: The Grey (2024)
Oh Ja-hun Hong Shi Woo (young) Hong Shi Woo (young) See fewer	Fragment (2025)
Lee Eun Jae Uhm So Min Uhm So Min See fewer	Divorce Attorney Shin (2023)
Heo Jeong-min Professor Kang Professor Kang See fewer	No Gain No Love (2024)
Lee Ki-woo Choi Il-kwon Choi Il-kwon See fewer	Memory (2016)
Kim Mi-kyung Yeo In-ja (Da-jeong's mother) Yeo In-ja (Da-jeong's mother) See fewer	Kim Ji-young: Born 1982 (2019)
Jo Ryun Hong Dae-young's mother Hong Dae-young's mother See fewer	Korea-Khitan War (2023)
Han So-eun Jung Da Jung (young) (as So-Eun Han) Jung Da Jung (young) (as So-Eun Han) See fewer	18 Again (2020)
Oh So-Hyun Jeon Bo-bae Jeon Bo-bae See fewer	18 Again (2020)
Kim Sun-Min Choi Il Kwon (teen) Choi Il Kwon (teen) See fewer	Spring of Youth (2025)
Song Yoo-hyun Ye Seo-yeon's mother Ye Seo-yeon's mother See fewer	Project Silence (2023)
Kim Yoon-hye Kwon Yoo-mi Kwon Yoo-mi See fewer	Vincenzo (2021)