Huh Joon-ho

as Jang Kwang-cheol (1 episode)

as Kim Man-chul (1 episode)

as Kim Su-hun (6 episodes)

as Lee Joo-woon (7 episodes)

as Yeom Jang-sun (16 episodes)

as Father Andreas

as Kang Hang-jo

as Deng Zilong

as Bum-cheon

as Choi Tae-ho (8 episodes)

as Choi Tae-guk (16 episodes)

as Eun Chang-soo (16 episodes)

as Ambassador Rim Yong-soo

as Im Hyeong Rak (16 episodes)

as Jang Pan-suk (26 episodes)

as Mayor Choo

as Jo Mal-saeng

as Beom-do

as Han Joo-seung (16 episodes)

as Ahn Hyeon (12 episodes)

as Gap-su

as Lee Gi-seok, Head of the Public Security Department

as Yoon Hee-Jae (32 episodes)

as Kim Sung-han