Trailer
Images
 | Illeana Douglas as Mary (voice) |
 | Mackenzie Foy as Violet (voice) |
 | Zachary Gordon as Henry (voice) |
 | Joey King as Jessie (voice) |
 | Jadon Sand as Benny (voice) |
 | Martin Sheen as Grandfather Alden (voice) |
 | J.K. Simmons as Dr. Moore (voice) |
 | D. B. Sweeney as Baker (voice) |
 | Audrey Wasilewski as Baker's Wife (voice) |
| Writing | |
| Justin Merz | Writer |
Directing | |
| Kyungho Jo | Director |
Writing | |
| Zach Strauss | Writer |
Directing | |
| Mark A.Z. Dippé | Director |
Writing | |
| Gertrude Chandler Warner | Book |
Directing | |
| Dan Chuba | Director |
Sound | |
| Kenneth Burgomaster | Original Music Composer |
