Sung Dong-il

as Jang-su

as Pro Jin's father

as CEO Hwang

as Gyu-sik

as Oh Dae-woong

as Merchant Choi

as Doo-seok

as Mr. Lee

as Kang-goo

as Hwang Bok-hyun

as Woo-dae

as King of Goryeo / Community Service Center Employee

as Noh Tae-su

as Sung-soo

as Park Pyeong-dal

as Son Yeong-tae

as Professor Yang

as Jo Won-geun

as Detective Park

Camera Operator

as Kim Pan-soo

as Detective Lee Sang-Won

as Noh Tae-soo

as Kim Bong-pal • 14 eps

as No Kang-sik • 5 eps

as Park Han-jun • 8 eps

as Self • 3 eps

as Choi Ho-jip • 1 eps

as Kang Jin-yeong • 1 eps

as Ma-rok • 8 eps

as Doo Tae Kim • 2 eps

as Song Jae-sik • 12 eps

10 eps

as Sung Kyu-Jin • 16 eps

as Ho Taek • 1 eps

as Chief Do Won-il • 6 eps

as Jung Sang-chul • 16 eps

as Heo Jun • 6 eps

as Kang Tae-sik • 16 eps

as Lee Jae-geon • 2 eps

as Tes • 16 eps

as Jo Dae-jin • 16 eps

12 eps

as Park Hyeong-do • 16 eps

as Self • 1 eps

as Self • 54 eps

as Peter • 3 eps