Bí Kíp Luyện Rồng

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

Michael A. Connolly Co-Producer Josh Gold Sound Effects Editor Chris Sanders Director, Screenplay James Baxter Animation Darren T. Holmes Editor Devin Crane Character Designer Mike Beaulieu Animation William Davies Screenplay Shane Prigmore Character Designer Roy Lee Co-Producer Cressida Cowell Book Kate Spencer Production Manager Jørgen Klubien Storyboard Artist Simon Otto Animation Peter Hastings Thanks David G. Derrick Jr. Other Dean DeBlois Screenplay, Director John Powell Original Music Composer Gary Rizzo Sound Re-Recording Mixer Maryann Brandon Editor Jeremy Bowker Assistant Sound Editor Jeremy Garelick Thanks Suzanne Buirgy Associate Producer Leff Lefferts Sound Design Assistant Randy Thom Supervising Sound Editor, Sound Designer, Sound Re-Recording Mixer Tim Johnson Executive Producer Maurissa Horwitz Assistant Editor Bonnie Arnold Producer Larry Cutler Creature Technical Director David Soren Thanks Blake Snyder In Memory Of Joseph Izzo Production Coordinator Fabio Lignini Supervising Animator Kristine Belson Executive Producer Lorna Cook Thanks Andy Bialk Character Designer Al Nelson Sound Designer Colette D. Dahanne Additional Sound Re-Recording Mixer