Tunnel - Production & Contact Info

Name	Episodes	Known for
Choi Jin-Hyuk Park Kwang-ho Park Kwang-ho See fewer	16	Guga-ui Seo (2013)
Kang Suk-Won Hwayang Police Station Detective (1986) Hwayang Police Station Detective (1986) See fewer	16	Mouse (2021)
Yoon Hyun-min Kim Seon-jae Kim Seon-jae See fewer	15	Heartless City (2013)
Jo Hie-bong Jeon Sung-Sik Jeon Sung-Sik See fewer	15	Blind (2011)
Kim Min-sang Mok Jin-woo Mok Jin-woo See fewer	14	The Veil (2021)
Kang Ki-young Song Min-ha Song Min-ha See fewer	14	Crazy Romance (2019)
Lee Yoo-young Shin Jae-yi Shin Jae-yi See fewer	13	Late Spring (2014)
Lee Shi-Ah Shin Yeon-sook Shin Yeon-sook See fewer	10	Korea-Khitan War (2023)
Suk Mun Hong Hye-won / Hong Hye Won Hong Hye-won / Hong Hye Won See fewer	4	Road to Sampo (1975)
Cha Hak-yeon Park Kwang-ho / Park Gwang-ho Park Kwang-ho / Park Gwang-ho See fewer	4	Sassy, Go Go (2015)
Heo Sung-tae Jung Ho-young Jung Ho-young See fewer	3	Squid Game (2021)
Se-hee Kim Park Yeon-ho Park Yeon-ho See fewer	3	Rule of the Game: Human Hunting (2021)
Tae-Yeop No Mok Jin-woo (young) Mok Jin-woo (young) See fewer	3	Tunnel (2017)
Kim Byeong-cheol Kwak Tae-hee Kwak Tae-hee See fewer	2	Guardian: The Lonely and Great God (2016)
Joo-ho Yang Reporter Oh / Oh Ji-hoon Reporter Oh / Oh Ji-hoon See fewer	2	Voice (2017)
Jo Seung-yeon Jang Hyun-kyu Jang Hyun-kyu See fewer	2	The Moon (2023)
Lee Yong-nyeo Yoo Ok-hee Yoo Ok-hee See fewer	2	I'm a Cyborg, But That's OK (2006)
Son Yeong-soon Mok Jin-woo's childhood neighbour Mok Jin-woo's childhood neighbour See fewer	2	I Saw the Devil (2010)
Kim Hye-yoon Kim Young-ja Kim Young-ja See fewer	1	The Girl on a Bulldozer (2022)
Daniel Joey Albright LT Jim Headley LT Jim Headley See fewer	1	Chief Detective 1958 (2024)
Kim Do-hee Kim 'Tiffany' Ji-hye Kim 'Tiffany' Ji-hye See fewer	1	The Haunted House: The Secret of the Cave (2018)
Choi Seung-hoon Mok Jin-woo (child) Mok Jin-woo (child) See fewer	1	Pandora (2016)
Kwon Ban-suk Sun-jae's partner Sun-jae's partner See fewer	1	Big Mouth (2022)
Seo Yoon-ah Mother of Park Kwang-ho born in 1988 Mother of Park Kwang-ho born in 1988 See fewer	1	Hotel King (2014)
Young-hee Lee Lee Jung-sook's mother Lee Jung-sook's mother See fewer	1	Oldboy (2003)
Kim Jeong-hak Kim Wan Kim Wan See fewer	1	Public Enemy (2002)
Seo Woo-jin Jung Jae-hyung Jung Jae-hyung See fewer	1	Queen In-hyun's Man (2012)
Shin Yun-sook Shin Yeon-sook former Landlady Shin Yeon-sook former Landlady See fewer	1	Mouse (2021)
Jin-Sol Yoon Yoon Da-young's friend Yoon Da-young's friend See fewer	1	The Universe's Star (2017)
Mi-Hyang Yoon Sun Hwa Sun Hwa See fewer	1	Tunnel (2017)
Yong-jin Park Kim Kuyng-soon's brother Kim Kuyng-soon's brother See fewer	1	Christmas in August (1998)
Seong-pyo Im Park Dong-Joon Park Dong-Joon See fewer	1	Byeongtae-wa yeongja (1979)
Seul-woo Kim Kim Seon-jae (child) Kim Seon-jae (child) See fewer	1	Tunnel (2017)
Moon Soo Bin Mrs. Kim (University Assistant) Mrs. Kim (University Assistant) See fewer	1	Lies of Lies (2020)
Seung-won Lee Jin Sung-chul Jin Sung-chul See fewer	1	Tunnel (2017)