Gong Yoo

Ki-heon

Park Bo-gum

Seo Bok

Jo Woo-jin

Chief Ahn

Jang Young-nam

Dr. Im Se-eun

Park Byung-eun

Shin Hak-sun

Yeon Je-wook

Section Chief Heo

Kim Hong-pa

Bureau Director Bae Guk-jang

Na Kwang-hoon

Kim Walker

Andreas Fronk

John Kane

Paul Battle

Carl Anderson

Yoon Sang-hoon

Dr. Song

Han Ji-hyun

Yong Ju

Maurice Turner Jr.

Foreign Mercenary

Baek Do-kyeom

Agent

Yun Ki-chang

Agent

Lee Yo-sung

Chasing Police Officer

Jo Yeon-ho

Young Min Gi-heon

Ki Hwan

Intelligence Bureau Team Leader

Joey Albright

Mercenary

Lee Sang-kyung

Intelligence Bureau Agent

Jung Young-sub

Intelligence Bureau Agent

Kim Yong-jun

Man in Rear Car Dispute

Jin Si Won

Seoin Security Agent

Chae Yeon-jung

Ki-heon's Mother