 | Riisa Naka als Makoto Konno (voice) |
 | Takuya Ishida als Chiaki Mamiya (voice) |
 | Mitsutaka Itakura als Kousuke Tsuda (voice) |
 | Ayami Kakiuchi als Yuri Hayakawa (voice) |
 | Mitsuki Tanimura als Kaho Fujitani (voice) |
 | Yuki Sekido als Miyuki Konno (voice) |
 | Utawaka Katsura als Makoto's Father (voice) |
 | Midori Ando als Makoto's Mother (voice) |
 | Fumihiko Tachiki als Fukushima (voice) |
 | Keiko Yamamoto als Auntie (voice) |
 | Shiori Yokohari als Moriko Uesugi (voice) |
 | Sonoka Matsuoka als Sekimi Nowake (voice) |
| Takayuki Handa als Kato (voice) |
| Maho Kurashima als Female Newscaster A (voice) |
| Taeko Hase als (voice) |
 | Keiko Aizawa als School Nurse / Answering Machine (voice) |
 | Kiyomi Tanigawa als Home Economics Teacher / Female Newscaster B (voice) |
 | Atsuko Yuya als (voice) |
| Hiroshi Kudo als (voice) |
| Arashi Matsutani als Riverbed Boy A (voice) |
| Fumiya Togawa als Riverbed Boy B (voice) |
| Yumi Kawaguchi als Riverbed Boy C (voice) |
| Atsushi Sato als (voice) |
| Yuji Tanaka als (voice) |
| Tsubasa Ueda als Male Student (voice) |
| Shouya Sugiyama als Suzuki (voice) |
| Teppei Takayama als Tanaka (voice) |
| Fuijo Chiba als Yamada (voice) |
| Haruki Watanabe als (voice) |
| Nagisa Adaniya als Female Student (voice) |
| Mami Tokuyama als Female Student (voice) |
| Sayaka Yoshida als Female Student (voice) |
 | Youji Matsuda als Sojiro Takase (voice) |
 | Tadashi Nakamura als Old Security Guard (voice) |
 | Sachie Hara als Kazuko Yoshiyama (voice) |
| Nizou Yamamoto | Art Direction |
| Kiyoshi Yoshida | Original Music Composer |
| Shigeru Nishiyama | Editor |
| Satoko Okudera | Screenplay |
| Yasutaka Tsutsui | Novel |
| Mamoru Hosoda | Director |
| Yuichiro Saito | Producer |
| Takafumi Watanabe | Producer |
| Kazuo Oga | Background Designer |
| Yoji Takeshige | Background Designer |
| Jungo Maruta | Executive Producer |
| Takeshi Yasuda | Production Supervisor |
| Tsuguhiko Kadokawa | Executive Producer |
| Yoshiyuki Sadamoto | Character Designer |
| Hiroyuki Aoyama | Animation Director |
| Chikashi Kubota | Animation Director |
| Masashi Ishihama | Animation Director |
| Chikako Kamata | Color Designer |
| Hiromi Hayashi | CGI Director |
| Hanako Oku | Theme Song Performance |
| Yoshio Obara | Sound Recordist |
| Yoshihiro Tomita | Director of Photography |
| Ryo-timo | Key Animation |
| Rei Aoi | Key Animation |
| Hiroshi Shimizu | Key Animation |
| Kumiko Kawana | Key Animation |
| Hitoshi Ueda | Key Animation |
| Hisashi Mori | Key Animation |
| Keiichi Kondo | Key Animation |
| Ayako Hata | Key Animation |
| Manabu Nakatake | Key Animation |
| Takashi Kawaguchi | Key Animation |
| Takahiro Chiba | Key Animation |
| Akira Takata | Key Animation |
| Yuji Shigekuni | Key Animation |
| Kumiko Taniguchi | Special Effects |
| Keiko Itogawa | Special Effects |
| Ayumi Arahata | Special Effects |
| Tomohiro Maruyama | Assistant Art Director |
| Hiromi Masuda | Key Animation |
| Ichiro Uno | Key Animation |
| Aiko Wakatsuki | Key Animation |
| Chihiro Hayashi | Key Animation |
| Eriko Kubokawa | Key Animation |
| Hidehiko Sawada | Key Animation |
| Hideki Ito | Key Animation |
| Hideki Takahashi | Key Animation |
| Hideto Komori | Key Animation |
| Jun Sekiguchi | Key Animation |
| Junko Abe | Key Animation |
| Kanami Sekiguchi | Key Animation |
| Kanta Kamei | Key Animation |
| Katsuyoshi Nakatsuru | Key Animation |
| Kazuaki Imai | Key Animation |
| Kazuko Shibata | Key Animation |
| Keiko Shimizu | Key Animation |
| Keisuke Masunaga | Key Animation |
| Kenji Hachizaki | Key Animation |
| Kunihiko Sakurai | Key Animation |
| Mamoru Sasaki | Key Animation |
| Mayumi Kitamura | Key Animation |
| Michio Fukuda | Key Animation |
| Naoko Ikeuchi | Key Animation |
| Naoyuki Asano | Key Animation |
| Nobumasa Shinkawa | Key Animation |
| Nobuyuki Kitajima | Key Animation |
| Norihiro Naganuma | Key Animation |
| Norimoto Tokura | Key Animation |
| Shinya Hasegawa | Key Animation |
| Tadashi Matsuzaki | Key Animation |
| Tadashi Sakazaki | Key Animation |
| Takaaki Wada | Key Animation |
| Takaaki Yamashita | Key Animation |
| Takashi Mukouda | Key Animation |
| Takuo Noda | Key Animation |
| Tatsuzo Nishita | Key Animation |
| Tetsuo Hirakawa | Key Animation |
| Tetsuro Kaku | Key Animation |
| Tokuyuki Matsutake | Key Animation |
| Tomotaka Shibayama | Key Animation |
| Toshiharu Sugie | Key Animation |
| Toshihiko Masuda | Key Animation |
| Tsugumi Ueno | Key Animation |
| Yasuhiro Nakura | Key Animation |
| Yasunori Miyazawa | Key Animation |
| Yoshiaki Tokita | Key Animation |
| Yuko Yazaki | Key Animation |
| Yumi Masuda | Key Animation |
| Tomohiko Ito | Assistant Director |
| Takayuki Chiba | CG Animator |
