Park Min-young

as So-yeon

Kim Dong-wook

as Jun-seok

Kim Ye-ron

as Hee-jin

Shin Da-eun

as Bo-hee

Lee Sang-hee

as District Captain

Jo Hyun-wu

as Chief Park

Park Hyun-young

as Constable Kim

Seo Yi-sook

as Psychiatrist

Kim Min-jae

as Animal Rescue Administrator

Yoon Ga-hyun

as Bi-dan's Mother

Lee Ji-hyeon

as Doctor

Lee Sung-min

as Silk Papa

Lee Han-wi

as Pet Shop Owner