Hiccup and Toothless go on an exciting adventure and discover an island of new dragons.
as Hiccup Horrendous Haddock III (voice)
as Stoick the Vast (voice)
as Gobber the Belch (voice)
as Astrid Hofferson (voice)
as Snotlout Jorgenson (voice)
as Fishlegs (voice)
as Tuffnut (voice)
as Ruffnut (voice)
as Female Viking (voice)
as Misc Viking 1 (voice)
as Misc Viking 2 (voice)
as Misc Viking 3 (voice)
as Misc Viking 4 (voice)
