Jay Baruchel
Hiccup Horrendous Haddock III (voice) (44 eps)
Christopher Mintz-Plasse
Fishlegs (voice) (44 eps)
America Ferrera
Astrid (voice) (42 eps)
T.J. Miller
Tuffnut (voice) (42 eps)
Zack Pearlman
Snotlout (voice) (39 eps)
Nolan North
Stoick the Vast (voice) (33 eps)
Chris Edgerly
Gobber (voice) (31 eps)
Andree Vermeulen
Ruffnut (voice) (20 eps)
Julie Marcus
Ruffnut (voice) (20 eps)
Stephen Root
Mildew (voice) (16 eps)
Tim Conway
Mulch (voice) (15 eps)
Thomas F. Wilson
Bucket (voice) (15 eps)
Brook Chalmers
Sven (voice) (14 eps)
Paul Rugg
Savage (voice) (13 eps)
Mark Hamill
Alvin (voice) (12 eps)
David Faustino
Dagur (voice) (8 eps)
Michael Goldstrom
Trader Johann (voice) (6 eps)
Lucas Grabeel
Gustav (voice) (4 eps)
David Tennant
Spitelout (voice) (2 eps)
Mae Whitman
Heather (voice) (2 eps)