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Ai Orikasa as Helga (voice) |
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Akiko Yajima as Timmy (voice) |
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Banjo Ginga as Commander Heineken (voice) |
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Chieko Honda as Irene (voice) |
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梅津秀行 as Narrator |
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江森浩子 as Jessica (voice) |
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Hiroshi Naka as Dr. Montan (voice) |
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菅原淳一 as Harold (voice) |
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Kazue Ikura as Della (voice) |
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大山高男 as British Prime Minister (voice) |
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Wakana Yamazaki as Linda (voice) |
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河合義雄 as US President (voice) |
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水谷優子 as Lynn (voice) |
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佐々木優子 as Marie (voice) |
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引田有美 as Secretary (voice) |
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天野由梨 as Corinne (voice) |
| Directing | 青木康直 | Director |
| Visual Effects | 宍戸聡 | Mechanical Designer |
| Crew | 新谷かおる | Creator |
| Camera | 安津畑隆 | Director of Photography |
| Crew | 新谷かおる | Script |
| Art | 長尾仁 | Art Direction |
| Visual Effects | 山沢実 | Character Designer |
| Sound | Jun Watanabe | Sound Director |
| Editing | 船見康恵 | Editor |
| Production | Kazumasa Fujiie | Producer |
| Production | 阿部倫久 | Producer |
| Production | Koji Honda | Producer |
| Editing | Kazuhiko Seki | Editor |
| Writing | 新谷かおる | Screenplay |
| Production | 加藤和夫 | Producer |
