Directed by
| Ricard Cussó | ||
| Rio Harrington | ... | (co-director) |
Writing Credits (in alphabetical order)
| Elise Allen | ... | (writer) |
| Elie Choufany | ||
| Deborah Diesen | ... | (based on the book) |
Cast
| Nick Offerman | ... | (voice) | |
| Miranda Otto | ... | (voice) | |
| Amy Sedaris | ... | (voice) | |
| Remy Hii | ... | (voice) | |
| Nina Oyama | ... | (voice) | |
| Jordin Sparks | ... | (voice) | |
| Nazeem Hussain | ... | Archie | |
Produced by
| Julia Adams | ... | executive producer |
| Nadine Bates | ... | producer |
| Madeira Ginley | ... | producer |
| Solveig Langeland | ... | executive producer |
| Steven Matusko | ... | executive producer |
| Macmillan Publishers | ... | executive producer |
| Kristen Souvlis | ... | producer |
| Brett Thornquest | ... | co-producer |
| Cyma Zarghami | ... | producer |
Music by
| Ack Kinmonth | ... | (music by) |
Animation Department
| Shyngwhan Jin | ... | animator |
| Andrew Pu | ... | animator |
| Shir Baron | ... | animator (uncredited) |
| Prashanth Cavale | ... | animator (uncredited) |
| Joseph Chong | ... | animator (uncredited) |
| David Couchariere | ... | animator (uncredited) |
| Patrick Giusiano | ... | animator (uncredited) |
| Robert Christian Huth | ... | animator (uncredited) |
| Lisa Allen Keane | ... | animator (uncredited) |
| Brendan Kirschbaum | ... | animator (uncredited) |
| Sam Macero | ... | animator (uncredited) |
| Alvaro Michelena | ... | animator (uncredited) |
| Kate Namowicz | ... | animator (uncredited) |
| Robyne Powell | ... | animator (uncredited) |
| Albert Rubio Colomer | ... | animator (uncredited) |
| JP Sans | ... | animator (uncredited) |
| Taaes2008 | ... | animator (uncredited) |
| Dan Wagner | ... | animator (uncredited) |
| Jeff Williams | ... | animator (uncredited) |
Additional Crew
| Emma Dewhurst | ... | production accountant |
| Joshua M. Greenberg | ... | Financing Legal Services |
| Jessica McInnes | ... | production accountant |