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Danny Gerard as Ira (voice) |
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Jarrod Spector as Reggie (voice) |
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Grace Johnston as Sister (voice) |
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Heidi Stallings as Mother (voice) |
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John Aller as Father (voice) |
| Sound | William Finn | Songs |
| Visual Effects | Mo Willems | Animation |
| Visual Effects | Ray Kosarin | Animation Director |
| Visual Effects | John R. Dilworth | Animation |
| Writing | Tissa David | Storyboard |
| Visual Effects | Yvette Kaplan | Animation |
| Camera | Bob Bushell | Director of Photography |
| Camera | Gary Becker | Director of Photography |
| Art | Bridget Thorne | Art Direction |
| Writing | Michael Sporn | Adaptation |
| Sound | Michael Starobin | Original Music Composer |
| Production | Giuliana Nicodemi | Executive Producer |
| Editing | Ed Askinazi | Editor |
| Production | Michael Sporn | Producer |
| Writing | Bernard Waber | Book |
| Directing | Michael Sporn | Director |
| Art | Bridget Thorne | Background Designer |
| Directing | Tissa David | Layout |
| Production | Masako Kanayama | Production Coordinator |
| Visual Effects | Michael Sporn | Animation |
| Visual Effects | Dante Barbetta | Animation |
| Visual Effects | Ray Kosarin | Animation |
| Visual Effects | Mark Mayerson | Animation |
| Visual Effects | Sue Perrotto | Animation |
| Visual Effects | Ray Feldman | Animation |
| Visual Effects | Steven Dovas | Animation |
| Visual Effects | Debbie Baber | Animation |
