Rollebesetning

• Jay Baruchel — Hiccup (voice)
• America Ferrera — Astrid (voice)
• Jonah Hill — Snotlout (voice)
• Kristen Wiig — Ruffnut (voice)
• T.J. Miller — Tuffnut (voice)
• Christopher Mintz-Plasse — Fishlegs (voice)
• Craig Ferguson — Gobber (voice)
• Gerard Butler — Stoick (voice)
• Kieron Elliott — Hoark the Haggard (voice)
• Ashley Jensen — Phlegma the Fierce (voice)
• David Tennant — Spitelout (voice)
• Robin Atkin Downes — Ack (voice)