Cast of The Duo
Main cast
Chun Jung-myungas Chun-doong
Noh Young-hakas Chun-doong (young)
Lee Sang-yunas Gwi-dong
Choi Woo-shikas Gwi-dong (young)
Han Ji-hyeas Dong-nyeo
Jin Se-yeonas Dong-nyeo (young)
Seo Hyun-jinas Dal-yi
Min Sung-wookas Kap Dong
Im Hwa-youngas Eon-nyeon
Yang Mi-kyungas Chun-doong's mother
Kim Yong-heeas Im Po-jol
Kim Woo-seokas Se Gap [Young]
Hong Wan-pyoas Ah Rae Jeok
