Chosun Police

Ryu Seung-ryong

Kang Seungjo (22 episodes)

Park Hyo-ju

Yoe Jin/Jin I (22 episodes)

Ju-wan On

Kim Gangu (22 episodes)

Ahn Nae-sang

Bae Bokgeun (22 episodes)

choi yoon-jun

Po Jol (22 episodes)

Ha Jae Sook

Neunggeum (22 episodes)

Kim Moo-yul

O Deok (22 episodes)

Lee Ill-woong

Ryu Chigyeong (22 episodes)

Bae Geon-sik

Seong Kyung-wan's Manager (22 episodes)

Lee Jong-hyuk

Jin Muyeong (20 episodes)

Cheong-a Lee

Han Dagyeong (20 episodes)

Park Won-sang

Ji Daehan (20 episodes)

Kwang-Hyun Park

Seon Uhyeon (20 episodes)

Soo Yeon Han

Yu I (20 episodes)

Jang Young-nam

Cho Seol (20 episodes)

Jeon Soo-kyung

Mae Hwa (20 episodes)

Seok Min

Cha Geonu (20 episodes)

Du-il Lee

Park Chungok (20 episodes)

민지아

Seo Yeondu (20 episodes)

Ho-bin Jeong

Shin Jeonghu (20 episodes)

Jae-un Lee

Han Sohui (20 episodes)

Baek Jong Min

Geun-Su (1 episode)

Moon Chun-sik

Jang Do-sik (1 episode)

Eun Seong

Mrs. Jeong-Gyeong (1 episode)

Lee Il-woong

Ryu Chi-gyeong (1 episode)

Kim Ye-Won

Jin Geum-hon (1 episode)

Kim Ji-Min

Myoung-Ok (1 episode)

Lee Jong-un

Young master "Yoo" (1 episode)

Yeo Wook-Hwan

Seok-Il (1 episode)

Won-Je Tak

Superintendent General "Hwang" (1 episode)

kim hyuk

Bodyguard "Young-Geun" (1 episode)

Seung-young Lee

Producer (22 episodes)

Jae-Moon Lee

Producer (22 episodes)

Kim Byung-Soo

Director (42 episodes)

park su cheol

Director (20 episodes)

Seung-young Lee

Director (20 episodes)

Jung Yoon-Jung

Writer (42 episodes)

Hwang Hye-young

Writer (20 episodes)

Kang Hyun Sung

Writer (1 episode)