Seo In-guk

Choi Yee-jae

Park So-dam

Death

Kim Ji-hoon

Park Tae-woo

Kim Mi-kyeong

Choi Yee-jae's Mother

Jung Yong-ju

Kim Ji-Young

Yoo In-soo

Lee Jin sang

Go Youn-jung

Lee Ji-soo

Oh Jung-se

Ahn Ji-hyung

Lee Do-hyun

Jang Gun-woo

Bae Gang-hee

Kim Eun-jae

Choi Si-won

Park Jin-tae

Sung Hoon

Song Jae-seob

Jang Seung-jo

Lee Joo-hoon

Kim Pub-lae

Boss

Lee Jae-wook

Jo Tae-sang

Kim Jae-uck

Jung Gyu-chul

Ryeoun

Youngest PD

Kim Sung-cheol

Kim Hyun-soo

Kim Kang-hoon

Kwon Hyuk-soo

Jang Hyuk-jin

Squad chief

Kim Won-hae

Baek In-kwon

Boss

Choi Woo-jin

Detective

Kim Mi-ji

Social Worker

Kim Hong-gyo

Detective

Han Ye-ji

Park Min-ji

Ha Byung-hoon

Director

Lee Won-sik

Comic Book

Ggul-chan

Comic Book

Ha Byung-hoon

Screenplay