Name	Known for
Kim Soo-hyun Moon Gang-tae Moon Gang-tae See fewer	My Love from Another Star (2013)
Seo Ye-ji Go Moon Young Go Moon Young See fewer	It's Okay to Not Be Okay (2020)
Oh Jung-se Moon Sang-tae Moon Sang-tae See fewer	The Call (2020)
Park Gyuyoung Nam Joo Ri Nam Joo Ri See fewer	Squid Game (2021)
Kim Chang-wan Oh Ji Wang Oh Ji Wang See fewer	My Love from Another Star (2013)
Kwak Dong-yeon Kwon Ki Do Kwon Ki Do See fewer	Inspiring Generation (2014)
Lee Eol Go Dae Hwan Go Dae Hwan See fewer	Addicted (2002)
Jang Gyu-ri Seon-byeol Seon-byeol See fewer	It's Okay to Not Be Okay (2020)
Choi Hee-jin Gang Tae & Sang Tae's mom Gang Tae & Sang Tae's mom See fewer	Thirst (2009)
Ji Hye-Won Lee Ah Reum (patient) Lee Ah Reum (patient) See fewer	My Perfect Stranger (2023)
Joo In-Young Yoo Seon Hae (patient) Yoo Seon Hae (patient) See fewer	Decision to Leave (2022)
Jeong Jae-kwang Joo Jeong-tae (patient) Joo Jeong-tae (patient) See fewer	Not Out (II) (2021)
Park Jin-joo Yoo Seung Jae Yoo Seung Jae See fewer	While You Were Sleeping (2017)
Kim Joo-hun Lee Sang-in Lee Sang-in See fewer	Train to Busan (2016)
Kim Ki-chun Kan Pil Wong (patient) Kan Pil Wong (patient) See fewer	The Wailing (2016)
Kang Ki-doong Jo Jae-soo Jo Jae-soo See fewer	The First Responders (2022)
Lee Kyu-sung Moon Sang Tae (young) (as Kyu-Sung Lee) Moon Sang Tae (young) (as Kyu-Sung Lee) See fewer	Youth of May (2021)
Kim Mi-kyung Kang Soon Deok Kang Soon Deok See fewer	Kim Ji-young: Born 1982 (2019)
Joon Seo Kwon Min Seok Kwon Min Seok See fewer	It's Okay to Not Be Okay (2020)
Kim Soo-In Young Go Moon-Young Young Go Moon-Young See fewer	Mouse (2021)
Moon Woo-jin Moon Gang-tae (young) Moon Gang-tae (young) See fewer	Peninsula (2020)
Kim Woo-kyum Nurse Nurse See fewer	Life on Mars (2018)
Jang Young-nam Park Haeng Ja Park Haeng Ja See fewer	A Werewolf Boy (2012)