Hiccup and Toothless go on an exciting adventure and discover an island of new dragons.
Jay Baruchel
Hiccup Horrendous Haddock III (voice)
Gerard Butler
Stoick the Vast (voice)
Craig Ferguson
Gobber the Belch (voice)
America Ferrera
Astrid Hofferson (voice)
Jonah Hill
Snotlout Jorgenson (voice)
Christopher Mintz-Plasse
Fishlegs (voice)
T.J. Miller
Tuffnut (voice)
Kristen Wiig
Ruffnut (voice)
