Cast
손은서
Gyu-ri (segment "Relay")
성지루
Teacher (segment "Blue Bird on the Desk")
พัก โบ-ย็อง
Hee-so (segment "Relay")
정유미
Health Teacher (segment "Relay")
김미희
Teacher (segment "Relay")
동효희
Jin-ju's mother (segment "Blue Bird on the Desk")
지대한
Gym teacher (segment "Relay")
남지현
Park Jin-ju (segment "Blue Bird on the Desk")
오지혜
Chul-goo's Mother (segment "U and Me")
김주령
Proctor (segment "Blue Bird on the Desk")
Kwon Eun-soo
So-young (segment "U and Me")
문성근
Vice Principal (segment "Relay")