Door Lock

Gong Hyo-jin

Jo Kyeong-min

Kim Ye-won

Oh Hyo-joo

Kim Seung-o

Detective Lee

Jo Bok-rae

Kim Gi-jeong

Lee Ga-sub

Han Dong-hoon

Lee Chun-hee

Kim Sung-ho

Han Ji-eun

Kang Seung-hye

Kim Jae-hwa

Assistant Manager Park

Kim Kwang-kyu

Deputy Head of Department

Cha Yeob

Detective

Lee Jong-gu

Real Estate Agent

Lee Hong-nae

Police Officer

Yeum Moon-kyoung

Employee

Lee Sang-hee

Manager

Park Sook Myung

Aunt