Kim Hae Il (40 episodes, 2019)
Goo Dae Young (40 episodes, 2019)
Park Kyung Sun (40 episodes, 2019)
Han Sung Kyu (40 episodes, 2019)
Kim Hyeok-seong (40 episodes, 2019)
Hwang Cheol Bum (39 episodes, 2019)
Chief Prosecutor Kang (39 episodes, 2019)
Sister Kim In Kyung (39 episodes, 2019)
Seo Seung Ah (38 episodes, 2019)
Ssongsak Tekaratanapeuraseoteu (37 episodes, 2019)
Jang Ryong (37 episodes, 2019)
Chief Superintendent Nam (34 episodes, 2019)
Jung Dong Ja (33 episodes, 2019)
Oh Yo Han [Part-timer] (32 episodes, 2019)
Vladimir Gojayev (27 episodes, 2019)
Lee Joong Kwon [Korean NIS agent] (26 episodes, 2019)
Ki Yong Moon [Leader of Daegakgyo] (21 episodes, 2019)
Father Lee Young Joon (17 episodes, 2019)
Detective Lee (10 episodes, 2019)
Kim Hoon Suk (8 episodes, 2019)
Ahn Dul Ja (4 episodes, 2019)
Bae Hee Jung [Psychiatrist] (4 episodes, 2019)
Anna (4 episodes, 2019)
Prosecutor Nam (2 episodes, 2019)
NIS Chief Oh (1 episode, 2019)
Hanjoo Group lawyer (1 episode, 2019)
Priest (1 episode, 2019)
Kyung Sun's father's friend (1 episode, 2019)
President of South Korea (1 episode, 2019)
Father Kang Matthew (1 episode, 2019)
Shaman Cheol Yong (1 episode, 2019)
Prosecutor Kim (1 episode, 2019)
News reporter (1 episode, 2019)