 | Yuki Amami als Madam Mumblechook (voice) |
 | Ryunosuke Kamiki als Peter (voice) |
 | Hana Sugisaki als Mary (voice) |
 | Fumiyo Kohinata als Doctor Dee (voice) |
 | Hikari Mitsushima als The Red-Haired Witch (voice) |
 | Jiro Sato als Flanagan (voice) |
 | Kenichi Endo als Zebedee (voice) |
 | Eri Watanabe als Miss Banks (voice) |
 | Shinobu Otake als Great-Aunt Charlotte (voice) |
 | Ikue Otani als Tib (voice) |
 | Lynn als Gib (voice) |
| Hiromasa Yonebayashi | Director |
| Hiromasa Yonebayashi | Screenplay |
| Riko Sakaguchi | Screenplay |
| Yoshiaki Nishimura | Producer |
| Mary Stewart | Novel |
| Shinji Hashimoto | Key Animation |
| Naomi Kasugai | Background Designer |
| Akira Kuramoto | Background Designer |
| Mariko Matsuo | Key Animation |
| Tatsuzo Nishita | Key Animation |
| Shô Oyamada | Producer |
| Satoko Ookubo | Producer |
| Hiroshi Kawaguchi | Key Animation |
| Hiroshi Shimizu | Key Animation |
| Atsushi Tamura | Key Animation |
| Miho Tokita | Background Designer |
| Noboru Yoshida | Background Designer |
| Masaki Nakanishi | Music Producer |
| Akira Fukada | Music Editor |
| Ryoichi Fukuyama | Associate Producer |
| Yu Xuan Liu | Background Designer |
| Hirofumi Masuda | Key Animation |
| Kazuo Oga | Background Designer |
| Kikuyo Yano | Background Designer |
| Atsuko Otani | Key Animation |
| Yoko Kamiyama | Background Designer |
| Kyohei Ito | Line Producer |
| Naoko Touda | Sound Engineer |
| Toshihiko Masuda | Key Animation |
| Hiroshi Sato | Background Designer |
| Yoji Takeshige | Background Designer |
| Shinji Otsuka | Key Animation |
| Liu Zhengyue | Music Producer |
| Daisuke Kadoya | Executive Producer |
| Yoshiyuki Momose | Key Animation |
| Satoko Morikawa | Key Animation |
| Kazuyoshi Onoda | Key Animation |
| Shinichiro Yamada | Key Animation |
| Shujiro Ami | Key Animation |
| Takashi Hashimoto | Key Animation |
| Hiroko Minowa | Key Animation |
| Yuichi Takahashi | Key Animation |
| Toshihiko Kojima | Editor |
| Hideki Hamasu | Key Animation |
| Susumu Mitsunaka | Key Animation |
| Yuka Nitta | Background Designer |
| Sachiko Sugino | Key Animation |
| Masafumi Yokota | Key Animation |
| Akemi Higashi | Background Designer |
| Suminobu Hamada | Music Editor |
| Asako Matsumura | Key Animation |
| Minoru Ohashi | Key Animation |
| Kurumi Suzuki | Background Designer |
| Tomoko Tani | Key Animation |
| Kiyomi Oota | Background Designer |
| Ayae Kanbe | Background Designer |
| Tomoko Hosokawa | Producer |
| Naoki Iwasa | Co-Executive Producer |
| Takayuki Hamada | Key Animation |
| Noriko Kohinata | Background Designer |
| Sakoto Nakamura | Art Designer |
| Takashi Omori | Background Designer |
| Akio Shimada | Background Designer |
| Sadaaki Honma | Background Designer |
| Momoko Murata | Sound Engineer |
| Mika Yamaguchi | Foley |
| Shigeru Fujita | Key Animation |
| Tatsuya Kushida | Background Designer |
| Ryosuke Tsuchiya | Key Animation |
| Eiji Yamamori | Key Animation |
| Takaaki Yamashita | Key Animation |
| Naoya Fujimaki | Associate Producer |
| Tetsu Shinagawa | Production Manager |
| Hajime Takagi | Sound Engineer |
| Masashi Ando | Key Animation |
| Akira Honma | Key Animation |
| Toshio Kawaguchi | Key Animation |
| Jun Okabe | Background Designer |
| Kazutaka Ozaki | Key Animation |
| Toshie Honda | Background Designer |
| Yumi Ishii | Background Designer |
| Kurumi Katayama | Background Designer |
| Akane Iwakuma | Background Designer |
| Minami Ichikawa | Associate Producer |
| Fumie Imai | Key Animation |
| Emi Ota | Key Animation |
| Hiroomi Yamakawa | Key Animation |
| Kosuke Hayashi | Background Designer |
| Yoichi Nishikawa | Background Designer |
| Akiyo Okuda | Key Animation |
| Kiyotaka Oshiyama | Key Animation |
| Izumi Seguchi | Key Animation |
| So Senoo | Background Designer |
| Yohei Takamatsu | Background Designer |
| Naoya Wada | Key Animation |
| Shinya Ohira | Key Animation |
| Geoffrey Wexler | Producer |
| Will Clarke | Producer |
| Joshua Jason | Publicist |
| Fukase | Lyricist |
| Saori | Lyricist |
| Nakajin | Songs |
| Fukase | Songs |
| Saori | Songs |
| Nakajin | Theme Song Performance |
| Fukase | Theme Song Performance |
| Saori | Theme Song Performance |
| DJ LOVE | Theme Song Performance |
| Takatsugu Muramatsu | Original Music Composer |
| Tomoya Imai | Background Designer |
| Koji Kasamatsu | Sound Director |
| Eriko Kimura | Recording Supervision |
| Tooru Fukushi | Director of Photography |
| Hayao Miyazaki | Thanks |
| Hideaki Anno | Executive Producer |
| Takeshi Inamura | Animation Director |
| Tomotaka Kubo | Art Direction |
| Yuu Karube | CGI Director |
