as

Cheol-soo's father

as

Jeong Doo-cheol

as

Jo Sang-tae

as

Gil Seok / Chairman Oh

as

Baek Mo-sa

as

Tak In-hwan

as

Seo-geom

as

Yeon Gaesomun

as

Seo Jong-Gil

as

Self

as

Choi Hyeon-joon

as

Choi Ki-hoon

as

Hwang Ki-chul

as

Gil So-gae

as

Choi Won-shin

as

Joon-seok

as

Detective Oh

as

Ki Chul

as

Trainer Yoon

as

Self

as

Young-Suk

as

Shingwi Ghan / Tae-gang

as

Yun-jo

as

Ahn Jung-geun

as

Yeong-woo

as

Kim Deuk-gu

as

Joon-seok

as

Mu Dae-po / Bulldozer

as

Li Cheol-jin

as

Tae-soo

as

Baek-jun

as

Jeom-pyo

as

On-dal

as

Hwang Nam-ki