Inside a secret door under the stairs, Claire and her sister Caitlin find an enchanted trunk, a magical locket and an invitation that whisks them away to a magical kingdom.
Unfortunately the movie The Princess Castle is not yet available on HBO Max.
| Directing | Diane Eskenazi | Director |
| Art | Len Smith | Production Design |
| Editing | Tom Nichols | Editor |
| Production | Becky Mancuso-Winding | Executive Producer |
| Production | Loris Kramer Lunsford | Executive Producer |
| Sound | Leslie Spiro | Music |
| Writing | Libby Hinson | Screenplay |
| Sound | Kelly Sachs | Music |
