Full Cast
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Nam Ji-hyun
Park Jin-ju (segment "Blue Bird on the Desk")
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Jung Jin-an
Ma Jin-ju (segment "Blue Bird on the Desk")
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Kwon Eun-soo
So-young (segment "U and Me")
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Oh Ji-hye
Chul-goo's Mother (segment "U and Me")
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Park Bo-young
Hee-so (segment "Relay")
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Son Eun-seo
Gyu-ri (segment "Relay")
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Sung Ji-ru
Teacher (segment "Blue Bird on the Desk")
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Moon Sung-keun
Vice Principal (segment "Relay")
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Jung Yu-mi
Health Teacher (segment "Relay")
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Kim Mi-hui
Teacher (segment "Relay")
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Choi Won-tae
Choi Young-chan (segment "Girl on the Run")
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Choi Yo-han
Teacher (segment "Relay")
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Dong Hyo-hee
Jin-ju's mother (segment "Blue Bird on the Desk")
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Ji Dae-han
Gym teacher (segment "Relay")
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Kim Joo-ryoung
Proctor (segment "Blue Bird on the Desk")
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Lee Tae-yeong
Cha-eun's father (segment "Girl on the Run")
