Name	Known for
Cho Seung-woo Hwang Shi Mok Hwang Shi Mok See fewer	Tazza: The High Rollers (2006)
Bae Doona Han Yeo Jin Han Yeo Jin See fewer	Cloud Atlas (2012)
Lee Jun-hyuk Seo Dong Jae (as Joon-hyeok Lee) Seo Dong Jae (as Joon-hyeok Lee) See fewer	I Saw the Devil (2010)
Jeon Hye-jin Choi Bit (as Hye-jin Jeon) Choi Bit (as Hye-jin Jeon) See fewer	The Throne (2015)
Choi Moo-seong Woo Tae Ha (as Moo-Seong Choi) Woo Tae Ha (as Moo-Seong Choi) See fewer	I Saw the Devil (2010)
Yun Se-ah Lee Yeon Jae Lee Yeon Jae See fewer	A Gentleman's Dignity (2012)
Jeon Bae-soo Choi Yoon Soo Choi Yoon Soo See fewer	#Alive (2020)
Kim Bum-Soo Kim Su Hang Kim Su Hang See fewer	Stranger (2017)
Lee Chae-kyung Yoon Beom's butler Yoon Beom's butler See fewer	#Alive (2020)
Kim Dong-hwi Kim Hu Jeong (as Dong-hwi Kim) Kim Hu Jeong (as Dong-hwi Kim) See fewer	In Our Prime (2022)
Lee Gasub Song Gi Hyeon Song Gi Hyeon See fewer	The Seeds of Violence (2017)
Choi Gyo-sik Shi Mok's investigator (as Gyo-sik Choi) Shi Mok's investigator (as Gyo-sik Choi) See fewer	Memories of Murder (2003)
Lee Hae-young Shin Jae Yong Shin Jae Yong See fewer	Moving (2023)
Kim Hak-sun Oh Joo Sun Oh Joo Sun See fewer	#Alive (2020)
Kwon Hyuk-bum Oh Byung Gun Oh Byung Gun See fewer	The Villainess (2017)
Tae In-ho Kim Byung Hyun (as In-ho Tae) Kim Byung Hyun (as In-ho Tae) See fewer	Shadow Island (2014)
Choi Jae-woong Jang Geon (as Jae-woong Choi) Jang Geon (as Jae-woong Choi) See fewer	The Sword with No Name (2009)
Yull Jang Yoo Jung Oh [Detective] (2020) Yoo Jung Oh [Detective] (2020) See fewer	My Name (2021)
Song Ji-ho Park Soon Chang (as Ji-Ho Song) Park Soon Chang (as Ji-Ho Song) See fewer	Stranger (2017)
Yoon Jong-In Seo Sang Won (as Yoon Tae-in) Seo Sang Won (as Yoon Tae-in) See fewer	Stranger (2017)
Oh Kyung-Joo Ko Chang Yong Ko Chang Yong See fewer	The Spies Who Loved Me (2020)
Jeong Seung-gil Baek Jung Gi (as Seung-gil Jeong) Baek Jung Gi (as Seung-gil Jeong) See fewer	Mr. Sunshine (2018)
Seo Suk-Kyu Shin Jae Yong's subordinate Shin Jae Yong's subordinate See fewer	Ashfall (2019)
Jung Sung-il Managing Director Park Managing Director Park See fewer	When Flowers Bloom, I Think of the Moon (2021)
Park Sung-il Lee Dae Sung (as Sung-Il Park) Lee Dae Sung (as Sung-Il Park) See fewer	Moving (2023)
Kim Young-jae Kim Sa Hyun (as Yeong-jae Kim) Kim Sa Hyun (as Yeong-jae Kim) See fewer	Mouse (2021)