7호실

신하균

Doo-sik

도경수

Tae-jung

Kim Dong‑young

Han-wook

김종수

Real Estate Agent

김종구

Vice-principal

박수영

Superintendent

전석호

Detective Woo

황정민

Doo-sik's Sister

Jung Hee-tae

Pawnshop Staff

이서환

Drunk Man

김도윤

Tattoo Man

Lee Jae-hyeok

Detective

김성종

Narcotics Squad Detective 2

최민영

Editor

Park Kyoung-suk

Editor

심재명

Producer

이지수

Original Music Composer

Lee Yong-seung

Director, Screenplay

Sung Seung-taek

Director of Photography

문철우

Sound Mixer

방길성

Production Design

Moon Yong-chan

Producer

홍정호

Visual Effects Supervisor

Moon Sung-oh

Animation Supervisor

Choi Yeong-sim

Makeup & Hair

오진석

Props

Jeong Duk-hee

Lighting Technician

김일광

Digital Intermediate

김광수

Special Effects Supervisor

Yoon Sung-hye

Art Direction

지기용

Key Grip