Rosie Mouse's excitement about the coming Christmas holiday is not shared by everyone. While Rosie is eagerly anticipates Christmas, Santa Mouse has grave doubts about the holiday. His sleigh is missing and his ratdeer are anything but excited about the trip around the world.
Unfortunately the movie Santa Mouse and the Ratdeer is not yet available on HBO Max.
| Writing | Dean Stefan | Writer |
| Writing | Jeff Barker | Storyboard |
| Sound | Matthew McCauley | Music |
| Production | Dana Cluverius | Co-Executive Producer |
| Production | Michael van den Bos | Producer |
| Writing | Dieter Mueller | Storyboard |
| Directing | Chris Bartleman | Director |
| Writing | Thacher Hurd | Book |
| Production | Loris Kramer | Executive Producer |
