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)
Kim Dong-hwi Kim Hu Jeong (as Dong-hwi Kim) Kim Hu Jeong (as Dong-hwi Kim) See fewer	In Our Prime (2022)
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 Ha-yul Detective Choi Kang Il (as Ha-yul Lee) Detective Choi Kang Il (as Ha-yul Lee) See fewer	Alchemy of Souls (2022)
Lee Hae-young Shin Jae Yong Shin Jae Yong See fewer	Kill Boksoon (2023)
Lee Hyun-kyun Prosecutor Prosecutor See fewer	Dark Hole (2021)
Yull Jang Yoo Jung Oh [Detective] (2020) Yoo Jung Oh [Detective] (2020) See fewer	My Name (2021)
Kim Ji-hoon Investigator Kim Yeong Shik (as Kim Ji-Hoon) Investigator Kim Yeong Shik (as Kim Ji-Hoon) See fewer	The Good Detective (2020)
Chang Ryul Detective Yoo Jung Oh Detective Yoo Jung Oh See fewer	Jo Pil-ho: The Dawning Rage (2019)
Ha Seong-kwang Director Kim Myeong Han (as Seong-kwang Ha) Director Kim Myeong Han (as Seong-kwang Ha) See fewer	The Chaser (2008)
Yoon Seul Assisting Officer Kim Ah Hyeon Assisting Officer Kim Ah Hyeon See fewer	Dark Hole (2021)
Kang Shin-hyo Lee Yong Ho (as Shin-Hyo Kang) Lee Yong Ho (as Shin-Hyo Kang) See fewer	My Way (2011)
Jin So-Yeon Yong Ho's girlfriend Yong Ho's girlfriend See fewer	#Alive (2020)
Park Sung-Geun Kang Won Cheol Kang Won Cheol See fewer	Always (2011)
Jung Sung-il Managing Director Park Managing Director Park See fewer	When Flowers Bloom, I Think of the Moon (2021)