Lee Yang-hee
— Father
이채경
— Mother
김규남
— Lee Jina
Hong Seon-woo
— Factory Manager
Kim Hyeon-jin
— Kim Nara
김채원
— Mrs. Yi
Lee Min-hyuk
— Detective's Assistant
Oh Ji-min
— Kim Juno
Wesley CHO
— Male Teacher
Kim Da-eun
— Female Teacher
Na Ho-won
— Assistant Principal
전광진
— Detective
윤경호
— Design Store Clerk
윤현길
— Mrs. Kim