Writing Credits (in alphabetical order)
| Jun Kumagai | ||
Cast (in credits order)
| Yûsuke Yamamoto | ... | Sho Kasugai (voice) | |
| Honoka Miki | ... | Yoko Tachibana (voice) | |
 |
Ryohei Kimura | ... | Toya Orbert (voice) |
| Shin'ichirô Miki | ... | Sojiro Sagara (voice) | |
| Kenta Miyake | ... | George Jackman (voice) | |
|
|
Tetsuya Kakihara | ... | Agito Yuuki (voice) |
| Rumi Okubo | ... | Himeno Akatsuki (voice) | |
| Tomoaki Maeno | ... | Zenji Maeda (voice) | |
|
|
Madoka Yonezawa | ... | Mana Kawai (voice) |
| Sôma Saitô | ... | Marco Barbato (voice) (as Soma Saito) | |
| Megumi Toyoguchi | ... | Nagi Shishiouka (voice) | |
| Rest of cast listed alphabetically: | |||
|
|
Lauren Landa | ... | Yoko Tachibana (voice) |
| Takahiro Sakurai | ... | The End (voice) | |
| Michael Sinterniklaas | ... | Sho Kasugai (voice) | |
| D.C. Douglas | ... | George Jackman / Researcher B (voice) (uncredited) | |
| Erin Fitzgerald | ... | Nagi Shishiouka (voice) (uncredited) | |
| Janice Kawaye | ... | Himeno Akatsuki (voice) (uncredited) | |
| Matthew Mercer | ... | (voice) (uncredited) | |
| Patrick Seitz | ... | Researcher A (voice) (uncredited) | |
