A bedtime story leads Littlefoot and his grandparents on a journey to a new land, where Littlefoot discovers someone who vanished before he was born: his father! Now Littlefoot must decide between two worlds. Will he leave to be with his friends in the Great Valley, or stay behind and start a new life with his father?
Unfortunately the movie The Land Before Time X: The Great Longneck Migration is not yet available on HBO Max.
| Sound | Marilyn Graf | Foley |
| Visual Effects | Eagle Cheng | Animation |
| Sound | Susan Blu | ADR & Dubbing |
| Writing | Judy Freudberg | Characters |
| Editing | Jay Bixsen | Editor |
| Visual Effects | Michael Huang | Animation |
| Writing | Tony Geiss | Characters |
| Production | Susan Blu | Casting |
| Crew | Stephen Coleman | Additional Music |
| Writing | John Loy | Screenplay |
| Production | Charles Grosvenor | Producer |
| Crew | Michele Brourman | Executive Music Producer |
| Visual Effects | Dam Chen | Animation |
| Visual Effects | Lea Yang | Animation |
| Directing | Charles Grosvenor | Director |
| Art | Flamarion Ferreira | Storyboard Artist |
| Art | Kurt Anderson | Storyboard Artist |
| Art | Todd Britton | Storyboard Artist |
| Production | Daniel J. Wiley | Associate Producer |
| Art | Melissa Suber | Storyboard Artist |
| Production | James Wang | Executive Producer |
| Sound | Amanda McBroom | Songs |
| Sound | Michele Brourman | Songs |
| Art | Flamarion Ferreira | Art Direction |
| Sound | Michael Tavera | Original Music Composer |
| Visual Effects | Kathleen Quaife-Hodge | Visual Effects |
