Kong Jeong-hwan

as Ju Kyeong-ho (120 episodes)

as Kong Jung-hwan (120 episodes)

as Park Hyeong-sik (14 episodes)

as CEO

as Kim Chi-yang (32 episodes)

as Choi Ki-hyeon (10 episodes)

as Baek Gang-ho (1 episode)

as Kobayakawa Takakage

as Jin Ha (2 episodes)

as North Korean special agent N1

as Jeong Won-ho

as Nam Myung-seok

as Goo Jae-Kyung (40 episodes)

as Department Head Ko (40 episodes)

as Tae Jung-Ho (40 episodes)

as Fake Gold

as Sang-du

as Seong Gang

as Lee Ki-wook

as Senior Presidential Secretary

as Park Hyuk-Ki (50 episodes)