The film follows Hiccup and his young fellows accompanying their mentor, Gobber, on a quest to kill the legendary Boneknapper Dragon. An extra that accompanies the film "How to Train Your Dragon".

• DreamWorks Animation
• Jay Baruchel
• Gerard Butler
• Craig Ferguson
• America Ferrera
• Jonah Hill
• Christopher Mintz-Plasse
• T.J. Miller
• Kristen Wiig