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Ai Orikasa as Mom (voice) |
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Shotaro Okubo as Kacchan (voice) |
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加門良 as Dad (voice) |
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亀井三郎 as Kato (voice) |
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Satomi Kōrogi as Keiko (voice) |
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宮本聖也 as Ichiro (voice) |
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さとうあい as Narrator (voice) |
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佐藤智恵 as Old Lady (voice) |
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小関一 as Old Man (voice) |
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江川央生 as Townsperson (voice) |
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二又一成 as Kappa (voice) |
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Masako Katsuki as Ichiro's Mom (voice) |
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田口昻 as Police Officer (voice) |
| Visual Effects | 市来剛 | Supervising Animation Director |
| Directing | 竹内啓雄 | Director |
| Writing | 藤本信行 | Writer |
| Directing | 根岸宏樹 | Assistant Director |
| Sound | Masae Sagara | Music |
| Writing | 野坂昭如 | Original Story |
| Visual Effects | 関修一 | Character Designer |
| Art | Mariko Iwashiro | Art Direction |
| Art | 西田稔 | Art Direction |
| Visual Effects | 木村文代 | Animation Director |
| Visual Effects | 河内日出夫 | Animation Director |
| Sound | 大熊昭 | Sound Director |
| Camera | 佐々木和宏 | Director of Photography |
| Production | 太田賢司 | Producer |
| Production | Kumi Ogura | Producer |
| Production | 増子相二郎 | Producer |
| Visual Effects | Toshiko Nakajima | Color Designer |
| Production | 木村純一 | Producer |
| Production | 加藤良雄 | Producer |
| Sound | 武藤晶子 | Sound Effects |
