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塩屋翼 as Triton (voice) |
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広川あけみ as Pipi (voice) |
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北浜晴子 as Ruka (voice) |
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Kazuko Sugiyama as Fin (voice) |
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Keiichi Noda as Triton's Father (voice) |
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北川米彦 as God of Poseidon (voice) |
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Toshiko Sawada as Triton's Mother (voice) |
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塩見竜介 as Medon (voice) |
| Visual Effects | 羽根章悦 | Animation Director |
| Art | 富野由悠季 | Storyboard Designer |
| Writing | Osamu Tezuka | Comic Book |
| Directing | 西崎義展 | Director |
| Writing | 宮田雪 | Screenplay |
| Writing | 辻真先 | Screenplay |
| Writing | 松岡清治 | Screenplay |
| Directing | 棚橋一徳 | Second Unit Director |
| Directing | 富野由悠季 | Second Unit Director |
| Sound | 鈴木宏昌 | Original Music Composer |
| Art | 伊藤主計 | Art Direction |
| Art | 牧野光成 | Art Direction |
| Sound | 浦上靖夫 | Sound Director |
| Production | 西崎義展 | Production Supervisor |
| Editing | Yutaka Chikura | Editor |
| Sound | 本田保則 | Recording Supervision |
| Production | 舛田利雄 | Supervising Producer |
