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市村正親 as Michael (voice) |
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金田朋子 as Florence (voice) |
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小林亜星 as Music Teacher / Prof. Low Note (voice) |
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Mizuki Nakajima as Musica / Treble (voice) |
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Chika Takami as Laura (voice) |
| Directing | 波多正美 | Director |
| Writing | 辻信太郎 | Writer |
| Sound | Naozumi Yamamoto | Music |
| Production | 辻信太郎 | Executive Producer |
| Production | Atsushi Tomioka | Producer |
| Crew | 大野映彦 | Mixing Engineer |
| Editing | 尾形治敏 | Editor |
| Production | Seiichiro Narikawa | Production Assistant |
| Art | 阿部行夫 | Art Direction |
| Production | Shouji Muronaga | Production Manager |
| Production | Tomoko Sato | Production Assistant |
| Visual Effects | 和田恒 | Animation |
| Visual Effects | 南家こうじ | Key Animation |
| Visual Effects | Takeshi Gomura | Key Animation |
| Visual Effects | 古瀬登 | Key Animation |
| Visual Effects | Michiko Hattori | Key Animation |
| Visual Effects | Tadahiko Horiguchi | Key Animation |
| Visual Effects | 松山まや | Key Animation |
| Visual Effects | Shigeru Yamamoto | Animation |
| Visual Effects | Ritsuko Notani | Key Animation |
| Visual Effects | Yukinari Senda | Key Animation |
| Visual Effects | 垪和等 | Animation |
| Visual Effects | 佐藤雄三 | Key Animation |
| Visual Effects | 百瀬義行 | Animation |
| Camera | Hisajiro Yanagida | Camera Operator |
| Camera | 八巻磐 | Director of Photography |
| Editing | 吉岡聡 | Editor |
