Lee Ji-hoon

as Cha Wu-young

as Xue Rengui / Seol In-gui (1 episode)

as Kang Tae-jun (2 episodes)

as Ahn Doo-on

as Song Woo-bin (6 episodes)

as Ji-hoon

as Lee Seung-jin

as Song Woo-bin (1 episode)

as Lee Seon-woo (12 episodes)

as Go Geon (20 episodes)

as Jung Jae-hyeok (32 episodes)

as Han Choong-seo

as Lee Jae-hoon (32 episodes)

as Kim Hyeon Woo

as Min Woo-Won (40 episodes)

as [Ssakseuri United] (42 episodes)

as Hong Nan-pa (6 episodes)

as Kwon Jin-Kook (32 episodes)

as Manager Yoo (50 episodes)

as Seol Ki Chan (68 episodes)

as Heo Chi-hyun (20 episodes)

as Kang Chan

as Hwang Ji-Hoon (20 episodes)

as Young Detective