Kang Ji-sub

as Kang Tae Poong (102 episodes)

as Seol Do-Hyun (56 episodes)

as Nam Joon-Hyuk (16 episodes)

as Park Sung Soo (100 episodes)

as Yong-Hoon, secretary

as Han Ji-sup (119 episodes)

as Jung Hyuk (13 episodes)

as 姜尚俊 (173 episodes)

as Song Ji-Ho (120 episodes)

as 宋志浩 (2 episodes)

as Hong Eun-Sup (20 episodes)

as Jang Byung Gyu (58 episodes)

as Kang Lee-ri (86 episodes)

as Self (2 episodes)

as Lee Ki-young (1 episode)