On screen
Cast
62 credited performers
Yim Si-wan
Jang Geu-rae
Lee Sung-min
Oh Sang-shik
Kang So-ra
Ahn Young-yi
Kang Ha-neul
Jang Baek-gi
Byun Yo-han
Han Seok-yool
Kim Dae-myung
Kim Dong-sik
Park Hae-joon
Chun Kwan-woong
Lee Kyung-young
Choi Young-hoo
Shin Eun-jung
Sun Ji-young
Tae In-ho
Sung Joon-sik
Ryu Tae-ho
Go Dong-ho
Jun Seok-ho
Ha Sung-joon
Jung Hee-tae
Jung Hee-seok
Oh Min-suk
Kang Hae-joon
Kim Jong-soo
Kim Bu-ryeon
Shin Jae-hoon
Yoo Hyung-gi
Seong Byeong-suk
Jung Sook-hee
Son Jong-hak
Ma Bok-ryeol
Oh Youn-hong
Oh Sang-shik's wife
Kim Ga-young
Jang Mi-ra
Yoon Jong-hoon
Lee Sang-hyun
Kim Ye-jun
Jang Geu-rae (young)
Choi Ha-ho
Jang Geu-rae (teen)
Jang Hyuk-jin
Moon Sang-pil
Kim Hie-won
Park Jong-shik
Kim Gyeong-ryong
Lee Jin-tae
Nam Kyung-eup
President
Lee Seung-joon
Shin Woo-hyun
Song Young-gyu
Director of Planning
Song Jae-ryong
Seo Jin-sang
Lee Si-won
Ha Jung-yeon
Jo Hyun-sik
Kim Seok-ho
Nam Myung-ryeol
Baduk master
Moo Jin-sung
Jang Gi-seok
Choi Jae-woong
Assistant manager Cho
Min Bok-gi
Kim Sang-hyeob
Oh Jung-se
Husband
Kim Won-hae
Park Young-ho
Lee Jun-hyeok
Employee
Kim Ki-bang
Employee
Kim Ho-chang
Employee
Song Yeong-jae
Baduk team leader
Yoo Jae-myung
Factory worker
Jeong Ui-gap
Moon Chung-gi
Jeong Seok-yong
Hwang
Jo Hun-hyeon
Self
Maeng Bong-hak
Han Seok-yool's father
Lee Go-eun
Park So-mi
Lee Dal-hyung
Byun Hyeong-cheol
Choi Gwi-hwa
Park Yong-goo
Kim Jung-hak
Lee Seok-joong
Cha Soon-bae
Choi
Hwang Seok-jeong
Kim Sun-ju
Choi Su-rin
Michelle Jang
Bae Yu-ram
Oh Sang-shik (young)
Han Gab-soo
Kim Seok-woo
Park No-shik
Deputy manager Ham
Suh Yun-a
Lee Eun-ji
Jeon Jin-gi
Ahn Young-yi's father
Jang Jun-whee
Assistant manager Seok
Jung Soo-young
Assistant manager Kang
Go Eun-yi
Lee Yeon-seo (Eps 19)