 | Brian Cox als Helm Hammerhand (voice) |
 | Miranda Otto als Éowyn (voice) |
 | Gaia Wise als Hera Hammerhand (voice) |
 | Luke Pasqualino als Wulf (voice) |
 | Laurence Ubong Williams als Fréaláf Hildeson (Voice) |
 | Shaun Dooley als Freca (Voice) |
 | Lorraine Ashbourne |
 | Yazdan Qafouri |
 | Benjamin Wainwright |
 | Michael Wildman |
 | Jude Akuwudike |
 | Bilal Hasna |
 | Janine Duvitski |
| Kenji Kamiyama | Director |
| Jeffrey Addiss | Writer |
| Will Matthews | Writer |
| Joseph Chou | Producer |
| J.R.R. Tolkien | Novel |
| Jason DeMarco | Producer |
| Philippa Boyens | Creative Consultant |
| Phoebe Gittins | Screenplay |
| Arty Papageorgiou | Screenplay |
| Richard Taylor | Visual Effects |
| John Howe | Conceptual Illustrator |
| Philippa Boyens | Executive Producer |
| Steve Gallagher | Original Music Composer |
