Sung Dong-il

as King of Goryeo / Community Service Center Employee

as Grand General Park Soo-kyung

as Oh Dae-woong

as President Choi

as Wi Hwa Kong

as Professor Yang

as Merchant Choi

as Sung Dong-il

as Detective

as Ma Dae-young / Yang Seung-gil

as Woo-dae

as Kang-goo

as Peter

as Gyu-sik

as Doo Tae Kim

as Park Hyeong-do

as Ban Hyeon-cheol

as Park Kyung-sik

as Park Pyeong-dal

as Chief Jo

as Jo Dae-jin

as Hwang Bok-hyun

as Jo Won-geun

as Jo Dong Min

as Doo-seok

as Sung Dong-il

as Tes

as Ban Doo-hong

as No Kang-sik

as Jang Ho-won

as Noh Tae-soo

as Sung Chung-su

as Sung Dong-il

as Ma-rok

as Kwak Man-ho

as Park Joon-han

as Kang Jin-yeong

as Kang Tae-sik

as Ki Han-sol

as Noh Tae-su

as Self

as Choi Ho-jip

as Jang-su

as Nightclub owner

as Mr. Bang

as Jin Jong-hyun

as Jang Su-gyun

as Coach Bang

as Detective Park

as Ho Taek

as Sung Kyu-Jin

as Chun Ji-ho

as Son Yeong-tae

as Chief Do Won-il

as CEO Hwang

as Park Han-jun

as Jung Sang-chul

as Han Se-sang

as Sa Ma-Ryong

as Kim Bong-pal

as Kim Pan-soo

as Sung-soo

as Mr. Lee

as Professor Park

as Song Jae-sik

as Detective Lee Sang-Won

as 나까무라 황

as Lee Tim Chang

as Park In-mu

as Detective Sung

as Jang Hyun

as Yang Cheol-gon

as Park Jin-seok

as Jang Seok-tae

as Self

as Ko Dong-kook

as Song Jae-pil

as Gi-bong

as Pro Jin's father

as Bong-goo

as Self

as Lee Seung-jae

as Oh Jung-Hak

as Heo Jun

Role: Camera Operator

as Hyeo Go-soo

as Kang Pil-bo

as Hyeok-Pil

as Self

as Lee Jae-geon

as Sung Dong-il

as Jo Jung-goo

as Jung Seung-gyu

as Park Chan Ho

as Self

as Self

as Self

as Choi Tae-sik

as Self

as Yang Yong-cheon