Name	Known for
Jang Na-ra Ma Jin-joo Ma Jin-joo See fewer	Sky and Ocean (2009)
Son Ho-joon Choi Ban-do Choi Ban-do See fewer	Mrs. Cop (2015)
Jang Ki-yong Jung Nam-gil Jung Nam-gil See fewer	Come and Hug Me (2018)
Heo Jeong-min Ahn Jae-woo Ahn Jae-woo See fewer	No Gain No Love (2024)
Han Bo-reum Yoon Bo-reum Yoon Bo-reum See fewer	Memories of the Alhambra (2018)
Lee Yi-kyeong Go Dok-jae Go Dok-jae See fewer	My Love from Another Star (2013)
Ko Bo-gyeol Min Seo Yeong [Ban Do's first love] Min Seo Yeong [Ban Do's first love] See fewer	THE Producers (2015)
Cho Hye-jung Cheon-seol (Jin-joo's friend) Cheon-seol (Jin-joo's friend) See fewer	Go Back Couple (2017)
Kim Mi-kyung Go Eun Sook [Jin Joo's mother] Go Eun Sook [Jin Joo's mother] See fewer	Kim Ji-young: Born 1982 (2019)
Lee Byung-joon Ma Pan-seok (Jin-joo's father) Ma Pan-seok (Jin-joo's father) See fewer	Memoir of a Murderer (2017)
Kim Byeong-Ok Choi Gi-il Choi Gi-il See fewer	Oldboy (2003)
Na Do-yool Medical student Medical student See fewer	Are You Human Too? (2018)
Min Ji Ma Eun-ji (Jin-joo's sister) Ma Eun-ji (Jin-joo's sister) See fewer	Voice (2017)
Jo Ryun Kang Kyung-sook Kang Kyung-sook See fewer	Korea-Khitan War (2023)