권태원

Bae Myung-ho

Head

Kim Woo-Joo's Grandfather

Baek In Soo

Tae Jong-gu

Pharmacist

Yoon-young's Father's Junior

Director Go

Chairman

High ranking public officer

Self

Sponsor Chairman

Chung Suk [former king of Goryeo / Wang Yoo's father]

Detective Squad Chief

Mob Director Park

Jang

Racketeer

Director Ho

Co. Pres. Kwon

King

Police Commissioner

Chief Huh

Mr. Kim

Brigadier general Choi

Leader

Police Chief

Prosecutor Park

Ho-gu