Hong Ki-taek / Hong Yong-taek
Detective agency manager Han
Hwang Dal Joong 18 episodes, 2013
Hyeon Joon's older brother 1 episode, 2016
Detective agency manager Han
Hyeon Joon's older brother
Detective agency manager Han
Park Sun-jae (2017) unknown episodes
Detective agency manager Han
Detective agency manager Han 24 episodes, 2017
Hwang Jong Pal unknown episodes
Yeon Bool-Tae (как Byung-Ok Kim)
Detective agency manager Han
Gye Sang-Soo 2 episodes, 2016
Detective agency manager Han
Gye Sang-Soo (как Byung-Ok Kim)
Detective agency manager Han
Gye Sang-Soo (как Byung-Ok Kim)
Cho Cheol-wang (credit only)
Detective agency manager Han
Detective agency manager Han
Drunk Guy at Police Station
Detective agency manager Han
Detective agency manager Han
Detective agency manager Han
Cho Cheol-wang (credit only)
Detective agency manager Han
Cho Cheol-wang 10 episodes, 2016
Cho Cheol-wang (credit only)
Yoon Jong-soo 16 episodes, 2017
Kim Hyuk-Joong 17 episodes, 2008
Eom Ja-chi (2017) unknown episodes
Detective agency manager Han
Loan Shark 1 episode, 2015
Detective agency manager Han
Detective agency manager Han
Jeo 'Scale' Woo 1 episode, 2013