Gong Yoo as Ji Dong-chul

Park Hee-soon as Min Se-hoon

Cho Seong-ha as Kim Seok-ho

Yoo Da-in as Choi Kyung-hee

Kim Sung-kyun as Ri Gwang-jo

Nam Bo-ra as Ji Dong-chul's wife

Jo Jae-yun as Captain Jo

Kim Eui-sung as Shin

Gi Ju-bong as Coroner

Park Ji-il as Executive Director Song

Kim Min-jae as Reporter Joo

Won Jin as SA1

Song Jae-rim as SA2

Jung Yun-ha as Reporter (uncredited)

Lee Jae-hyeok as Hit Agent (uncredited)

Won Pung-yeon as Plain Clothes Unit

Choe Tae-Hwan as Grotesque Man