Cast
- Jay Baruchel as Hiccup Horrendous Haddock III (voice)
- America Ferrera as Astrid Hofferson (voice)
- Christopher Mintz-Plasse as Fishlegs (voice)
- Gerard Butler as Stoick the Vast (voice)
- Craig Ferguson as Gobber the Belch (voice)
- Jonah Hill as Snotlout Jorgenson (voice)
- T.J. Miller as Tuffnut (voice)
- Kristen Wiig as Ruffnut (voice)
- Bridget Hoffman as Female Viking (voice)
- Peter Lavin as Misc Viking 1 (voice)
- Neil Dickson as Misc Viking 2 (voice)
- Ian Ruskin as Misc Viking 3 (voice)
- Julian Barnes as Misc Viking 4 (voice)