Directed by
| Christopher P. Larson | ... | (as Chris Larson) |
Writing Credits (in alphabetical order)
| Frank Modell | ... | (book) |
Cast (in credits order)
 |
Melissa Leebaert | ... | Narrator (voice) |
| Luke Kelly-Clyne | ... | Marvin (voice) | |
| Scott Terra | ... | Milton (voice) | |
Produced by
| Melissa Ellard | ... | associate producer (as Melissa Reilly) |
| Paul Gagne | ... | producer (as Paul R. Gagne) |
Music by
| Nicholas Hubbell | ||
Editing by
| Paul Gagne | ... | (as Paul R. Gagne) |
Art Department
| Ann Marie Freda | ... | storyboard artist |
| Jason Kruse | ... | storyboard artist |
| Quack Leard | ... | storyboard artist |
Sound Department
| Rick Crofoot | ... | sound editor / sound mixer |
Camera and Electrical Department
| George Davis | ... | animation photography |
Animation Department
| Adam Ansorge | ... | assistant animator (as Adam Cloud Ansorge) / rendering artist (as Adam Cloud Ansorge) |
| Lauren Bergholm | ... | assistant animator / rendering artist |
| Robert Donnelly | ... | assistant animator / rendering artist |
| Ann Marie Freda | ... | animator |
| Debbie Jenkinson | ... | animator |
| Jason Kruse | ... | animator |
| Quack Leard | ... | lead animator |
| Theresa Lee | ... | assistant animator / rendering artist |
| Lydia Nienart | ... | background artist / color stylist |
| Seán O'Keeffe | ... | animator |
| Martin Rios | ... | assistant animator / rendering artist |
| Laura Schraeger | ... | assistant animator / rendering artist |
| Mo Shoshin | ... | assistant animator / rendering artist |
| Norland Tellez | ... | animator |
| Christina Vance | ... | assistant animator / rendering artist |
| Robert M. Wallace | ... | assistant animator (as Robert Wallace) / rendering artist (as Robert Wallace) |
| Megan Weber | ... | assistant animator / rendering artist |
Editorial Department
| Cari Best | ... | editorial director |
Additional Crew
| Lydia Nienart | ... | production coordinator |