The film tells the story of Mosley, a "thoriphant" who rebels against his life of servitude and embarks on a treacherous journey to find the fabled city of Uprights.
| Actor | Role |
|---|---|
 Lucy LawlessBera (voice) | Bera (voice) |
 John Rhys-DaviesWarnie (voice) | Warnie (voice) |
 Temuera MorrisonWarfield (voice) | Warfield (voice) |
 Rhys DarbyDeaver (voice) | Deaver (voice) |
| KKirby AtkinsMosley (voice) | Mosley (voice) |
| JJohn PhillipsBemus (voice) | Bemus (voice) |
| CCurt CloningerSimon (voice) | Simon (voice) |
| KKendall HewitShank (voice) | Shank (voice) |
| RRyan RoebuckOllie (voice) | Ollie (voice) |
 Stephen GledhillGailin (voice) | Gailin (voice) |
| LLevi GuyanYoung Mosley (voice) | Young Mosley (voice) |
 Irene WoodQueen Agaba (voice) | Queen Agaba (voice) |
 Timothy RabyTurpin (voice) | Turpin (voice) |
 Lara MacgregorPika (voice) | Pika (voice) |
| MMarkus KristensenThoriphant Bounty (voice) | Thoriphant Bounty (voice) |
| CCaleb AtkinsEnoch Man (voice) | Enoch Man (voice) |
 David WeatherleyTuckered (voice) | Tuckered (voice) |