Jeon Yeo-been as Young-hee

Seo Young-hwa as Kyung-min's Mother

Go Won-hee as Han-sol

Lee Tae-kyung as Yu-ri

Jeon So-nee as Kyung-min

Yoo Jae-myung as Detective Kim

Seo Hyun-woo as Homeroom Teacher

Jeong In-gi as Kyung-min's Father

Son Kang-gook as Young-hee's Father

Heo Dong-won as Detective

Jeong Ae-hwa as Kyung-min's Grandmother

Sunwoo Jung-a as Singer

Park Gil-su as Principal

Lee Bom as Da-som

Shin Gi-hwan as Cursed Child

Kim Se-in as Restaurant Customer

Jang Man-min as Club Man