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Masako Nozawa as Isamu (voice) |
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Kurumi Kobato as Angel (voice) |
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納谷悟朗 as King Magma VII (voice) |
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人見明 as Tail (voice) |
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Katsuwo Umino as Octopus (voice) |
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北川米彦 as Sea King (voice) |
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瀬能礼子 as Isamu's Mother (voice) |
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梶哲也 as Isamu's Father (voice) |
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村越伊知郎 as Captain (voice) |
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Keiichi Noda as Announcer (voice) |
| Visual Effects | Shigeo Matoba | Key Animation |
| Visual Effects | Takashi Abe | Key Animation |
| Visual Effects | Hideki Mori | Key Animation |
| Visual Effects | Katsuya Oda | Key Animation |
| Visual Effects | Koichi Tsunoda | Key Animation |
| Visual Effects | Shoji Ikehara | Key Animation |
| Visual Effects | 喜多真佐武 | Key Animation |
| Visual Effects | Michihiro Kanayama | Key Animation |
| Visual Effects | 菊池貞雄 | Key Animation |
| Visual Effects | Reiko Okuyama | Key Animation |
| Visual Effects | Tatsuji Kino | Key Animation |
| Visual Effects | Reiko Okuyama | Animation Director |
| Directing | Kazuya Miyazaki | Assistant Director |
| Writing | 岡本克己 | Screenplay |
| Directing | 田宮武 | Director |
