as Lee Min-yong

as Jung-sook

as Lee Hui Jae [Lee Hee-su's sister]

as Soon-ok

as Gambling Group

as Kyoung-ae

as 정자

as Dok-sun

as Sa-wol

as Cassandra / Yoon Ye-Seul

as NIS Employee

as Son Sae-byeol

as Myung-sun

as Kim Yu-mi

as Cha Ji-won

as Paek Ji-eun

as Self

as Choi Soo-kyeong

as Nurse Kim

as Radiologist

as Jae-hee

as Mi-jo

as Kim Ha-Na

as Dan Mun-hui

as Yang Mi-Jin

as Internet Tutor

as Lee Kyeong-ja

as [Ha In's patient]

as Jang Ji-Hyun

as Lee Sun-Yeong

as Worker at the Call Center

as Jung-mi

as Mina

as Goo Kye-young

as Seo Na-Rae

as Yang Jung-Won

as Na-kyung

as Ae Bong's friend

as New candidate for a roommate

as Yang Jung-Won

as Go Sung-ran

as Virgin ghost

as Kid Elf

as Union Staff

as Eun-mi

as Self