Kim Young-kwang

Woo Soo-han

Lee Sun-bin

Yoo Da-hee

Oh Dae-hwan

Jeon Hoon

Seo Hyun-chul

Chief Detective

Choi Byung-mo

Cha-oh

Kim Tae-hun

Shin Gi-roo

Julien Kang

Yuri

Lee Sang-hong

Axe gang action leader

Lee Ji-hoon

NIS Team Leader

Park Jin-su

Senior Detective

Shin Hye-jeong

NIS Agent

Jang Se-ah

Kid's Mom / Shopkeeper

Seo Min-joo

Tango Instructor

Choi Jong-nam

Park Du Sik [President]

Seo Beom-sik

Ax Boss

Shin Gi-hwan

NIS analyst

Lee Joo-won

Do Du Ho

Hwang Jeong-min

Dorothy

Hong Seok-cheon

Self

Jang Won-young

Doctor

Noh Young-hak

Hacker

Na Kwang-hoon

MSS Director

Yu In-seon

Rodeo gang boss entourage

Woo Kang-min

Cheon Hun [Korean Mercenary Leader]

Angus Yang

Da Rong

Ryu Joo Han

Xiao Rong

Park Ji-yeon

Choi Tae-hwan

Youngest detective

Park Kwang-jae

Axe gang member

Jung Chang-hyun

Axe gang member

Han Gab-soo

Landlord

Kim Ho-young

Fortune-teller

Kwon Oh-cheol

Axe gang member

Paul Battle

Vladivostok captain

Lee Sang-min

Axe gang member

Shin Jae-min

Detective

Jin Woo-jin

MSS agent

Go Da Yun

Mirage's nurse

Min Chae-yeon

Do Du Ho's nurse

Choi Je-heon

Veteran soldier

Jeong Mi-kyeong

Foodcart owner

Hwang Sang-kyung

Tango panty guy

Fila Lee

Jeon Hoon's secretary

Kim Byung-oh

Veteran soldier at patrol station

Kim Won-jung

Korean mercenary

Kim Byeong-man

Man with stroller

Lee Do-gyeom

Hotel worker

Seo Byeong-deok

Senior Police Officer at the Precinct