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남지현 as Park Jin-ju (segment "Blue Bird on the Desk") |
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Jung Jin-an as Ma Jin-ju (segment "Blue Bird on the Desk") |
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Kwon Eun-soo as So-young (segment "U and Me") |
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Oh Jee-hye as Chul-goo's Mother (segment "U and Me") |
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Park Bo-young as Hee-so (segment "Relay") |
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손은서 as Gyu-ri (segment "Relay") |
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성지루 as Teacher (segment "Blue Bird on the Desk") |
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Seong-kun Mun as Vice Principal (segment "Relay") |
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Yu-mi Jung as Health Teacher (segment "Relay") |
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김미희 as Teacher (segment "Relay") |
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Choi Won-tae as Choi Young-chan (segment "Girl on the Run") |
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최요한 as Teacher (segment "Relay") |
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동효희 as Jin-ju's mother (segment "Blue Bird on the Desk") |
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지대한 as Gym teacher (segment "Relay") |
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Ju-Ryoung Kim as Proctor (segment "Blue Bird on the Desk") |
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이태영 as Cha-eun's father (segment "Girl on the Run") |
| Production | Lee Chung-jik | Supervising Producer |
| Directing | 전계수 | Director |
| Directing | 이현승 | Director |
| Directing | Yoon Seong-ho | Director |
| Directing | Tae-Yong Kim | Director |
| Directing | Pang Eun-jin | Director |
| Visual Effects | 장성호 | Visual Effects Supervisor |
| Editing | Sung Su-ah | Editor |
| Production | Park Kwan-su | Producer |
| Production | 민환기 | Supervising Producer |
| Editing | 김형주 | Editor |
| Costume & Make-Up | Han Myeong-suk | Costume Design |
| Camera | 최찬민 | Director of Photography |
| Writing | Yoon Seong-ho | Writer |
| Costume & Make-Up | 김나형 | Costume Design |
| Sound | 안복남 | Production Sound Mixer |
| Editing | 유성엽 | Editor |
| Lighting | 김유신 | Lighting Director |
| Editing | 김성옥 | Colorist |
| Writing | Pang Eun-jin | Writer |
| Writing | 전계수 | Writer |
| Sound | 최용락 | Original Music Composer |
| Sound | 방준석 | Original Music Composer |
| Sound | Kim Dong-gi | Original Music Composer |
| Sound | 황상준 | Original Music Composer |
| Art | 양홍삼 | Production Design |
| Art | Kim Yun-suk | Props |
| Sound | 이승철 | Sound Supervisor |
| Camera | 박홍열 | Director of Photography |
| Lighting | 이의행 | Lighting Director |
