남지현
— Park Jin-ju (Blue Bird on the Desk)
Jung Jin-an
— Ma Jin-ju (Blue Bird on the Desk)
Kwon Eun-soo
— So Young (U and Me)
Oh Jee-hye
— Chul Goo's Mother (U and Me)
Park Bo-young
— Hee So (Relay)
손은서
— Gyu Ri (Relay)
성지루
— Teacher (Blue Birds on the Desk)
Seong-kun Mun
— Vice Principal (Relay)
Yu-mi Jung
— Health Teacher (Relay)
김미희
— (Relay)
Choi Won-tae
— Choi Young-chan (Girl on the Run)