Ahn Nae-sang

as Oh Sang-il

as Yoo Seon-cheol

as Narrator (voice)

as Jung Hyun-soo

as Choi Won-woo

as Park Byeong-se

as Ko Chang-su

as Mu-jin

as Han Young-goo

as Shin Deok-soo

as Self

as Mok Tae-seob

as Lee Byung-man

as Shin Won Ho

as Jang Keum-mo

as Shim Chul-min

as Park Jae-chun

as Kim Joon-ho

as King

as Park Jang-Won

as Choi Nam-kyu

as Min Jeong-ho

as Noh Byung-guk

as Director Pang

as Seo Byung-ju

as Park Du-seok

as Ryu Joong-Kwon

as Jang Tae-Seung

as No Chang Beom

as Lee Young-hwan

as JBC Director

as Minister of National Defense

as Jo Maeng-deok

as Sou-hwan's father

as Im Chul Yong

as Kim Soo Pyung [Kim Sol Ah's father]

as Dr. Jang

as Jung Cha-sik

as Lt. Choi Dae-yeon

as Kang Sang-goo

as Yook Gwan-Sik

as Kim Sang-un

as 서동수

as Sim Hak-Kyu

as Koo Hee-Dong

as Priest Yang

as Brother

as Choi Dae-Woong

as K

as Bang Hyo-in

as Kang Ki-joon

as Ha Dong-Chul

as Na Dae In

as Old Man Song

as Ko Sang-Joong

as Geum Jung-Do

as Self

as Jeong Yak-yong

as Kim Hwang-jin

as Cheon Gap-soo

as CEO Byun

as Goo Go-Shin

as Joo Gi Hwang

as Self

as Yoon Dae-ho

as Kang ka-deuk

as Cha Joon-pyo

as Lee Bang Won

as Sang-yeon's father (special appearance)

as Heo Kyoon

as Jeong Do-jeon

as Bong Dal-ho

as Jang Soo-bong

as Do-seok

as Han Won Shik

as Chun Eok-jo

as Jang Yong-seop

as Gong Sang-man

as Han Ji-woong

as Un-cheol's father (uncredited)

as Jang Gi-nam

as Kim Won-seok

as street stall customer

as Chun Hong-chul

as King Sungjo

as Ahn Nae Sang

as Father

as Jo Dong-jin

as Tae Pyung

as Bae Tae-Sik

as Professor Jung Yak-yong

as Gabriel

as Ki-beom's Father

as Kim Geon-kang

as Jo Hyun-taek

as Myung-soo

as Cha Kang-seob

as Bae Bokgeun

as Han Won-soo

as Ga-in's Teacher

as King Jeongjo

as Engineer Lee

as Chang-Soo

as Wang Sun-Taek

as King

as Yoo Gun-ha

as a restaurant Chef

as Seo Yoon-oh

as Hee-geun

as Mutt / Mad Dog

as Captain Kang

as Teacher

as Mr. Park

as Self

as Kyu-min

as Hong Jong-il

as Pul-te

as Detective Lee

as Husband

as Nae-sang

as Worker

as Kook Jong Su