Directed by
| Jun'ichi Satô | ... | (as Junichi Sato) |
Cast
| Tia Lynn Ballard | ... | Rei / Additional Voices (voice) (as Tia Ballard) | |
| Leah Clark | ... | Fuyuki Hinata / Additional Voices (voice) | |
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Jessica De Borja | ... | Koyuki Azumaya (Animax) (voice) |
| R. Bruce Elliott | ... | The Narrator (voice) | |
| Scott Freeman | ... | Additional Voices (voice) | |
| Todd Haberkorn | ... | Keroro (voice) | |
| Sarah Hauser | ... | Keroro / Angols Mois (voice) | |
| Chuck Huber | ... | Kululu (voice) | |
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Kristi Kang | ... | Additional Voices (voice) (as Kristi Bingham) |
| Cherami Leigh | ... | Natsumi Hinata (voice) | |
| Joel McDonald | ... | Saburo (voice) | |
| Trina Nishimura | ... | Additional Voices (voice) | |
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Kate Oxley | ... | Additional Voices (voice) |
| Brina Palencia | ... | Tamama (voice) | |
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Phaedrus | ... | Additional Voices (voice) |
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Newton Pittman | ... | Additional Voices (voice) |
| Monica Rial | ... | Momoka Nishizawa (voice) | |
| Christopher Sabat | ... | Giroro (voice) | |
| Carrie Savage | ... | Angol Mois (voice) | |
| J. Michael Tatum | ... | Dororo (voice) | |
| Austin Tindle | ... | Additional Voices (voice) | |
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Kara Torvik | ... | Additional Voices (voice) |
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Barry Yandell | ... | Man (voice) |
Produced by
| Justin Cook | ... | producer: FUNimation Entertainment |
| Gen Fukunaga | ... | executive producer: FUNimation Entertainment |
| Carly Hunter | ... | producer: FUNimation Entertainment |
Sound Department
| Stephen Hoff | ... | adr recordist |
Music Department
| Noboru Mano | ... | music producer |