Hiccup and friends accompany their mentor, Gobber, on a quest to kill the legendary Boneknapper Dragon.
as Hiccup Horrendous Haddock III (voice)
as Stoick (voice)
as Gobber (voice)
as Astrid Hofferson (voice)
as Snotlout Jorgenson (voice)
as Fishlegs Ingerman (voice)
as Tuffnut Thorston (voice)
as Ruffnut Thorston (voice)
as Gobber's Father (voice)
as Thor (voice)
