 | Noah Jupe als Peter (voice) |
 | Mandy Patinkin als Vilna Lutz (voice) |
 | Brian Tyree Henry als Leo Matienne (voice) |
 | Natasia Demetriou als Narrator / Fortune Teller (voice) |
 | Sian Clifford als Gloria Matienne (voice) |
 | Benedict Wong als Magician (voice) |
 | Miranda Richardson als Madam LaVaughn (voice) |
 | Kirby als The Countess (voice) |
 | Aasif Mandvi als The King (voice) |
 | Pixie Davies als Adele (voice) |
 | Dawn French als Sister Marie (voice) |
 | Cherise Boothe als Yvette / Excited Woman (voice) |
 | Katy Cavanagh als Various Characters (voice) |
 | Stephen Kearin als Various Characters (voice) |
 | Tom Kenny als Various Characters (voice) |
 | Phil LaMarr als Fish Monger / Minister of Justice / Old Jailor / Sentry (voice) |
 | John DiMaggio als Human Cannonball (voice) |
| Wendy Rogers | Director |
| Martin Hynes | Screenplay |
| Julia Pistor | Producer |
| Max Boas | Production Design |
| Iuri Lioi | Art Direction |
| Robert Fisher Jr. | Editor |
| Mark Sperber | Head of Story |
| Jennifer Teter | Line Producer |
| Mary Hidalgo | Casting |
| Chloe Bristol | Visual Development |
| Wataru Hokoyama | Additional Music |
| Alan Tyler | Additional Music |
| Mark Mothersbaugh | Original Music Composer |
| Kate DiCamillo | Book |
| Gary H. Lee | Other |
| Johnna Todesco | Production Manager |
| Geoffrey G. Rubay | Supervising Sound Editor |
| Andy Sisul | Supervising Sound Editor |
| Tom Marks | Sound Re-Recording Mixer |
| Ryan Collins | Sound Re-Recording Mixer |
| Gregory John Jowle | Visual Effects Supervisor |
| Simon Pickard | Animation Supervisor |
| Sean McAlear | Digital Producer |
| Simon Bull | CG Supervisor |
| Felicity Coonan | Supervising Art Director |
