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강시현 as Na Aeri / Go Eunae (voice) |
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정혜원 as Hany (voice) |
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홍범기 as Mr. Hong / Student 1 / Student 5 / Bench Man (voice) |
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이새벽 as Rapid Ju (voice) |
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이상호 as Lee Changsu / Play-by-play Commentator / Doctor (voice) |
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김현욱 as Yoo Juntae / Principal / Long-legged Athlete / Student 2 (voice) |
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곽규미 as Mina / Lee Seoyeon / Bully Girl 2 / Bully Girl 4 / Student 3 (voice) |
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최낙윤 as Na Aeri's Father / Color Commentator (voice) |
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Kim Ye-jin as Bully Girl 1 / Bully Girl 3 (voice) |
| Directing | 허정수 | Director |
| Writing | 이진주 | Comic Book |
| Production | 송원형 | Executive Producer |
| Production | 허정수 | Executive Producer |
| Production | 배기용 | Executive Producer |
| Production | 송원형 | Producer |
| Production | Kang Jae-gyu | Producer |
| Production | Kim Keun-jung | Producer |
| Writing | 송원형 | Original Story |
| Writing | Kim Chang-won | Writer |
| Writing | 허정수 | Adaptation |
| Art | Seok Woo-jin | Production Design |
| Editing | 허정수 | Editor |
| Editing | 송원형 | Editor |
| Sound | Hwang Hyun-sung | Original Music Composer |
| Art | 송원형 | Production Design |
| Art | 허정수 | Production Design |
| Art | Kim Keun-jung | Production Design |
| Camera | Shim Cheol-ho | Director of Photography |
| Writing | Hwang Hyun-sung | Lyricist |
| Writing | 송원형 | Lyricist |
