Prequel to the TV anime series, revolving around the "origin of the dream."
You can now watch Space Brothers: Number Zero online on the following streaming providers in the United States.
| Directing | Ayumu Watanabe | Director |
| Sound | Katsuyoshi Kobayashi | Sound Director |
| Writing | Chuya Koyama | Screenplay |
| Camera | Masaharu Okazaki | Director of Photography |
| Visual Effects | Koji Yabuno | Character Designer |
| Visual Effects | Tomoe Yoshimura | Color Designer |
| Editing | Masahiro Goto | Editor |
| Art | Hiroshi Kato | Art Direction |
| Visual Effects | Shinya Kitamura | Animation Director |
| Visual Effects | Yoshihiro Maeda | Key Animation |
| Visual Effects | Yoshiharu Shimizu | Key Animation |
| Visual Effects | Shinichi Iimura | Key Animation |
| Visual Effects | Daisuke Tsumagari | Key Animation |
| Visual Effects | Jun Ishikawa | Key Animation |
| Visual Effects | Yu Kurihara | Key Animation |
| Visual Effects | Michihiko Ozawa | Key Animation |
| Visual Effects | Etsuhito Mori | Key Animation |
| Visual Effects | Kouichi Shimoda | Key Animation |
| Visual Effects | Keiko Iwata | Key Animation |
| Visual Effects | Takashi Shikishima | Key Animation |
| Visual Effects | Asako Matsumura | Key Animation |
| Visual Effects | Yuuga Tokuno | Key Animation |
| Visual Effects | Hirokazu Sato | Key Animation |
| Visual Effects | Yuichiro Mizutani | Key Animation |
| Visual Effects | Shinobu Ookouchi | Key Animation |
| Visual Effects | Nobuyuki Mitani | Key Animation |
| Visual Effects | Mieko Seki | Key Animation |
| Visual Effects | Yayoi Takano | Key Animation |
| Visual Effects | Kentaro Kawajiri | Key Animation |
| Visual Effects | Yuka Hara | Key Animation |
| Visual Effects | Yosuke Kobashi | Key Animation |
| Visual Effects | Akiko Sugizono | Key Animation |
| Visual Effects | Yoshihiro Takeda | Key Animation |
| Visual Effects | Tetsuro Kaku | Key Animation |
| Visual Effects | Tomoaki Sakiyama | Key Animation |
| Visual Effects | Yuri Ichinose | Key Animation |
| Visual Effects | Youichi Shimizu | Key Animation |
| Visual Effects | Masao Ebihara | Key Animation |
| Visual Effects | Akiko Itagaki | Key Animation |
| Visual Effects | Yukio Iwata | Key Animation |
| Visual Effects | Daiji Suzuki | Key Animation |
| Visual Effects | Emiko Shimura | Key Animation |
| Visual Effects | Akira Sato | Key Animation |
| Visual Effects | Shunichiro Taniguchi | Key Animation |
| Visual Effects | Haruki Miura | Key Animation |
| Visual Effects | Takeshi Kuwahara | Key Animation |
| Visual Effects | Kanako Hiroo | Key Animation |
| Visual Effects | Yumi Chiba | Key Animation |
| Visual Effects | Kei Oohashi | Key Animation |
| Visual Effects | Yuu Kato | Key Animation |
| Visual Effects | Natsue Chibayama | Key Animation |
| Visual Effects | Kasumi Wada | Key Animation |
| Visual Effects | Masafumi Yamamoto | Key Animation |
| Visual Effects | Satoko Sato | Key Animation |
| Visual Effects | Etsuo Nakashiro | Key Animation |
| Visual Effects | Daisuke Takemoto | Key Animation |
| Visual Effects | Akiko Seki | Key Animation |
| Visual Effects | Masahiko Ozawa | Key Animation |
| Visual Effects | Maki Sawai | Key Animation |
| Visual Effects | Kyoko Kotani | Key Animation |
| Visual Effects | Eisuke Matsubara | Key Animation |
| Visual Effects | Satoshi Sakai | Key Animation |
| Visual Effects | Takahiro Goto | Key Animation |
| Visual Effects | Atsuyuki Yukawa | Key Animation |
| Visual Effects | Ryu Miura | Key Animation |
| Visual Effects | Mika Sakai | Key Animation |
| Visual Effects | Mika Kobayashi | Key Animation |
| Visual Effects | Minami Seki | Key Animation |
| Visual Effects | Ryosuke Nakamura | Key Animation |
| Visual Effects | So Kato | Key Animation |
| Visual Effects | Yuki Sato | Key Animation |
| Visual Effects | Kiyotaka Iida | Key Animation |
| Visual Effects | Yuuko Yoshida | Key Animation |
| Visual Effects | Noriko Ogura | Key Animation |
| Visual Effects | Kazuhiko Shibuya | Key Animation |
| Visual Effects | Misato Takasaki | Key Animation |
| Visual Effects | Shigeki Sato | Key Animation |
| Visual Effects | Mayuko Kato | Key Animation |
| Visual Effects | Shiho Takeuchi | Key Animation |
| Visual Effects | Koji Watanabe | Key Animation |
| Visual Effects | Keiko Fukumoto | Key Animation |
| Visual Effects | Mari Futamatsu | Key Animation |
| Visual Effects | Shinya Kitamura | Key Animation |
| Visual Effects | Kazuhiko Shibuya | Animation Director |
| Directing | Nanako Shimazaki | Second Unit Director |
| Visual Effects | Haruo Okuno | Supervising Animation Director |
| Visual Effects | Haruo Okuno | Animation Director |
| Directing | Tomoaki Koshida | Second Unit Director |
| Visual Effects | Haruo Okuno | Key Animation |
| Sound | Toshiyuki Watanabe | Original Music Composer |
| Sound | Toshiya Wada | Sound Effects |
| Visual Effects | Jun Ishikawa | Animation Director |
| Visual Effects | Yuichi Fujimaki | Animation Director |
| Directing | Toshimasa Ishii | Second Unit Director |
| Art | Toshimasa Ishii | Storyboard Artist |
| Visual Effects | Yusuke Shimizu | Supervising Animation Director |
| Visual Effects | Yusuke Shimizu | Animation Director |
| Visual Effects | Mayuko Kato | Animation Director |
