 | Kenji Mizuhashi als Takaki Tohno (voice) |
 | Yoshimi Kondou als Young Akari Shinohara (voice) |
 | Satomi Hanamura als Kanae Sumida (voice) |
 | Risa Mizuno als Kanae's Sister (voice) |
 | Ayaka Onoue als Akari Shinohara (voice) |
 | Yuka Terasaki als (voice) |
 | Yuko Nakamura als (voice) |
 | Masami Iwasaki als (voice) |
 | Ryou Naitou als (voice) |
 | Hiroshi Shimozaki als (voice) |
 | Takahiro Hirano als (voice) |
 | Akira Nakagawa als (voice) |
 | Yoshiko Iseki als (voice) |
 | Suguru Inoue als (voice) |
| Rion Kako als (voice) |
| Rika Nakamura als (voice) |
 | Miki Suga als (voice) |
| Mika Sakenobe als (voice) |
| Yumiko Atashika als (voice) |
| Yukako Saito als (voice) |
| Makoto Shinkai | Director |
| Makoto Shinkai | Art Direction |
| Noritaka Kawaguchi | Line Producer |
| Makoto Shinkai | Producer |
| Makoto Shinkai | Editor |
| Makoto Shinkai | Screenplay |
| Makoto Shinkai | Director of Photography |
| Chung Jin-ho | Producer |
| Joey Goubeaud | Executive Producer |
| John Ledford | Executive Producer |
| Tenmon | Original Music Composer |
| Makoto Matsuda | Casting |
| Sawako Todoroki | Casting |
| Makoto Shinkai | Sound Director |
| Makoto Shinkai | Background Designer |
| Takayo Nishimura | Character Designer |
| Masaru Ooshiro | Key Animation |
| Hiromi Suzuki | Key Animation |
| Naoto Hosoda | Key Animation |
| Ushio Tazawa | Key Animation |
| Moon Hyun-hee | Key Animation |
| Hiroko Minowa | Key Animation |
| Yumiko Hara | Key Animation |
| Makoto Shinkai | Color Designer |
| Makoto Shinkai | Original Story |
| Daisuke Atsumi | Other |
| Yuji Mitsuya | Other |
| Yuko Shimura | Other |
| Nozomi Takeuchi | Other |
| Yoshinari Yamzaki | Other |
| Shelley Thomas | Production Manager |
| Fusanobu Fujiyama | Other |
| Erika Fukushima | Other |
| Jacob A. Gragard | Sound Re-Recording Mixer |
| Takeshi Imaizumi | Other |
| Kimiko Hayashi | Other |
| Shouji Katou | Sound Effects |
| Kazuhito Nakanishi | Other |
| Tsutomu Sukigara | Sound Effects |
| Yoshitaka Takeuchi | CG Artist |
| Akinori Kawakami | Assistant Camera |
| Saiko Mikami | Assistant Camera |
| Masayoshi Yamazaki | Theme Song Performance |
| Tsutomu Kawahigashi | Dolby Consultant |
| Mikio Mori | Dolby Consultant |
| Chieko Misaka | Thanks |
| Tatsuhiro Amano | Sound Mixer |
| Hiroyasu Yamashita | Sound Mixer |
| Takayo Nishimura | Animation Director |
| Takayo Nishimura | Key Animation |
| Makoto Shinkai | Character Designer |
| Makoto Shinkai | Storyboard Artist |
| Kazuyuki Ueda | Key Animation |
| Nozomu Fujii | Key Animation |
| Takumi Tanji | Background Designer |
| Akiko Majima | Background Designer |
| Minako Shimada | Background Designer |
| Yumi Ishii | Background Designer |
| Shingo Kanai | Background Designer |
| Akira Hirosawa | Background Designer |
| Kaori Izumiya | Background Designer |
| Yoshitaka Takeuchi | Background Designer |
