as Cho Yeon-sil

as Principal Park Hui-seon

as Sung-jae's mother

as Young Bok-ja

as Ahn Seung-yeon

as Jang Yeon-ok

as Maker

as Nam Haeng-ja

as Yoon Jung-sook

as Park Gwon-ja

as Kim Seongmi

as Ji Soon-ok

as Lee Mi-sook

as Park Eun-hee

as Jung Mi-sook

as Cha Jung-won

as Oh Yeon-ok

as Jung Jeong-yeon

as Lee Min-young

as Hyo Shim

as

as Lee Hye Young

as Ban Eun-gyeong

as Kim In-sook

as Chae Yoon-jung

as

as Won So-jung

as Kang Eun-ja

as Choo Si-jang's Wife

as Seong Mi-ja

as Gil-Ja

as Woo Jae-hee

as Choi Seo-hee

as No Gab-soon

as Dr. Park

as Jung-hee

as Autopsy Doctor

as Professor Ueno

as Oh Sun-Joo

as Park Mi-yeong

as Seung-hee's Mother

as Cheon Soo-Ho's mother

as Jeon Yu-Ra

as nurse

as Woo Jae-Hee

as

as Moon Yoo-Sun

as Son Woo-joo

as whistle-blower

as Wang Mi-Ran

as Doctor Geum Suk-Ho

as Sim Eun-Sook

as Nurse Hwang

as Soo-hyun