Choi Jae-sung

as Park Tae-ho (102 episodes)

as Maeng Kyeong-tae (125 episodes)

as Le Gwan-mook (16 episodes)

as Park Jin-Guk (121 episodes)

as Chairman Byun Gang-soo (16 episodes)

as Jung Sun-Ki (129 episodes)

as Ryoo (20 episodes)

as Kang Do-sik (24 episodes)

as Gang Jo (78 episodes)

as Kap-seong

as Mao (16 episodes)

as Mr. Kim

as Lee-mil (100 episodes)

as Won Gyun (106 episodes)

as Kim Jin-woo

as Chui Jor-Yin

as Dong-pal

as Yoon Myeong No (1 episode)