Park Hae-jin

Kim Seol-woo / Ghost Agent K

Park Sung-woong

Yeo Woon-Gwang

Jang Hyun-sung

Department Head Jang

Jeong Man-sik

Lee Dong-Hyun

Lee Si-eon

CEO Ji

Oh Na-ra

Sharon Kim

Yeon Jeong-hun

Mo Seung-Jae

Tae In-ho

Seo Ki-Chul

Chae Jung-an

Song Mi-Eun

Kim Min-joung

Cha Do-Ha

Cheon Ho-jin

Lawmaker Baek

Kim Bo-mi

Park Song-I

Han Ji-sun

Choi Sul-A

John D. Michaels

Chairman Victor

Yoon Seo-hyun

Kim Yeo-jin

Prosecutor Lee's wife

Song Joong-ki

Banker

Hong Il-sub

Director of Photography

Lee Chang-min

Director

Ham Yeong-hoon

Producer

Park Jun-seo

Executive Producer

Kim Won-suk

Writer

Kang Sook

Storyboard