Episode 4 - Cast

Cast	+ Add Cast
44 cast members

Name	Known for
Lee Jong-suk Park Chang-ho Park Chang-ho See fewer	Romance Is a Bonus Book (2019)
Im Yoon-ah Ko Mi-ho Ko Mi-ho See fewer	Confidential Assignment (2017)
Kim Joo-hun Choi Do-ha Choi Do-ha See fewer	Train to Busan (2016)
Yang Kyung-won Gong Ji-hoon Gong Ji-hoon See fewer	Crash Landing on You (2019)
Ok Ja-yeon Hyun Ju-hee Hyun Ju-hee See fewer	Burning (2018)
Lee Ki-young Ko Gi-kwang (Mi-ho's Father) Ko Gi-kwang (Mi-ho's Father) See fewer	A Bittersweet Life (2005)
Kim Jung-hyun Jeong Chae-bong Jeong Chae-bong See fewer	Come to Me (1996)
Oh Ryoong Lee Doo-geun Lee Doo-geun See fewer	Big Mouth (2022)
Lee Yoo-Joon Dr. Han Jae-ho Dr. Han Jae-ho See fewer	While You Were Sleeping (2017)
Jung Jae-sung Park Yoon-gab Park Yoon-gab See fewer	Big Mouth (2022)
Hyung-Wook Yang No Park / Room Leader at Prison No Park / Room Leader at Prison See fewer	Big Mouth (2022)
Kwak Dong-yeon Jerry Oh Jin-cheol Jerry Oh Jin-cheol See fewer	Inspiring Generation (2014)
Song Kyeong-cheol Chun-sik Yang / Gang Leader at Prison (as Kyung-Chul Song) Chun-sik Yang / Gang Leader at Prison (as Kyung-Chul Song) See fewer	Big Mouth (2022)
Oh Eui-Sik Kim Soon-tae Kim Soon-tae See fewer	While You Were Sleeping (2017)
Jang Hyuk-jin Choi Joong-rak Choi Joong-rak See fewer	Train to Busan (2016)
Kim Dong-won Gan Soo-cheol Gan Soo-cheol See fewer	Big Mouth (2022)
Kim Gyu-Sun Ashley Kim Ashley Kim See fewer	Big Mouth (2022)
Yoon Seok-hyun Cha Seung-tae / OC Group Director (as Yoon Seok Hyun) Cha Seung-tae / OC Group Director (as Yoon Seok Hyun) See fewer	Big Mouth (2022)
Park Se-hyun Jang Hee-joo Jang Hee-joo See fewer	Kill Boksoon (2023)
Kim Seon-hwa Park Mi-young / Supervisor Nurse at GU Hospital Park Mi-young / Supervisor Nurse at GU Hospital See fewer	Big Mouth (2022)
Yoo Tae-Joo Tak Kwang-yeon / Psychopath at Prison Tak Kwang-yeon / Psychopath at Prison See fewer	Big Mouth (2022)
Han Dong-ho Choi Do-ha's Assistant / Mr. Cho Choi Do-ha's Assistant / Mr. Cho See fewer	Big Mouth (2022)
Park Jung-bok Go Tae-sik / Suicider Inmate at Prison Go Tae-sik / Suicider Inmate at Prison See fewer	Big Mouth (2022)
Lee Seung-hyeong Cha Dae-hwan (Chairman's Secretary) Cha Dae-hwan (Chairman's Secretary) See fewer	City Hunter (2011)
Woong Heo Suicider Inmate at Prison Suicider Inmate at Prison See fewer	Newtopia (2025)
Jin Mo Suicider Inmate at Prison Suicider Inmate at Prison See fewer	New World (2013)
Han Gi-Joong Kim Gab-joo / New Nation Party Leader Kim Gab-joo / New Nation Party Leader See fewer	Poongsan (2011)
Lee Young-jin Choi Man-ho / New Nation Party Leader Choi Man-ho / New Nation Party Leader See fewer	Big Mouth (2022)
Shin Dong-eun Prison Doctor Prison Doctor See fewer	Big Mouth (2022)
Ma Jung-pil Doctor at GU Hospital Doctor at GU Hospital See fewer	Big Mouth (2022)
Kim Bum-suk Police Detective at Prison Police Detective at Prison See fewer	Big Mouth (2022)
Kim Won-suk Police Detective at Prison Police Detective at Prison See fewer	Dark Hole (2021)
Song Ha-rim Inmate 7941 at Gucheon Prison Inmate 7941 at Gucheon Prison See fewer	Big Mouth (2022)
Lee Ho-won Inmate 5710 at Gucheon Prison Inmate 5710 at Gucheon Prison See fewer	Big Mouth (2022)
Lee Jung-hoon Inmate 8450 at Gucheon Prison Inmate 8450 at Gucheon Prison See fewer	Big Mouth (2022)
Hong Joo-hyung Inmate 4302 at Gucheon Prison Inmate 4302 at Gucheon Prison See fewer	Big Mouth (2022)
Lee Joon-Gyu Inmate 8324 at Gucheon Prison Inmate 8324 at Gucheon Prison See fewer	Big Mouth (2022)
Yool-woo Seon Inmate 2007 at Gucheon Prison Inmate 2007 at Gucheon Prison See fewer	Big Mouth (2022)
Jin Yong-wook Inmate 2718 at Gucheon Prison Inmate 2718 at Gucheon Prison See fewer	A Moment to Remember (2004)
Christian Banas Jerry (voice: English) Jerry (voice: English) See fewer	Video Game High School (2012)
Feodor Chin Park Yoon-gab / Prison Warden (voice: English version) Park Yoon-gab / Prison Warden (voice: English version) See fewer	Overwatch (2016)
Victoria Grace Ashley (voice: English version) Ashley (voice: English version) See fewer	The Last of Us: Part II (2020)
Ren Hanami Miyeong (voice: English version) Miyeong (voice: English version) See fewer	Star Trek: Picard (2020)
Keisuke Hoashi No Park (voice: English version) No Park (voice: English version) See fewer	Smurfs (2025)