Sung Dong-il

Merchant Choi

Gyu-sik

Go Dong-gook

Jung Jang-su

CEO Hwang

Jang Ho-won

Park In-mu

Sung Chung-su

Jang Su-gyun

Park Jin-seok

Hyeo Go-soo

Ban Hyeon-cheol

Hyeok-Pil

Park Kyung-sik

Coach Bang

Jang Seok-tae

Song Jae-pil

Mr. Bang

Nightclub owner

Noh Tae-soo

Kwak Man-ho

Detective Lee Sang-Won

Kim Pan-soo

Detective Park

President Choi

Jo Won-geun

Professor Yang

Detective Sung

Son Yeong-tae

Park Pyeong-dal

Gi-bong

Sung-soo

Noh Tae-su

Woo-dae

Mr. Lee

King of Goryeo / Community Service Center Employee

Kang-goo

Doo-seok

Hwang Bok-hyun

Oh Dae-woong

Pro Jin's father