Viking youths form bonds with and learn to train dragons to protect their village in this continuation of the story from the 2010 feature film "How to Train Your Dragon."
Jay Baruchel Hiccup
America Ferrera Astrid
Christopher Mintz-Plasse Fishlegs
T.J. Miller Tuffnut
Tim Conway Mulch
Stephen Root Mildew
Mark Hamill Alvin the Treacherous