Jay Baruchel

as Self

as Ken Carter

as Mark

as Self

as (voice)

as Self(1 ep)

as Jeff

as Self(1 ep)

as Voice

as Jared York

as Reggie (voice)

as Carter Perlmutter(16 eps)

as Mike

as Self - Host(12 eps)

as Self

as Self - Host(6 eps)

as John Peter

as Sean Moody Jr.(14 eps)

as Hiccup (voice)

as Ezra

as Self(1 ep)

as Hiccup (voice)

as Billy

as Pat

as Mark Adam Jones

as Self

as Self

as Hard Right Jay(2 eps)

as Hiccup (voice)(78 eps)

as Josh Greenberg(30 eps)

as Hiccup (voice)

as Hiccup (voice)

as Bates

as Self(1 ep)

as Tom Pope

as Francie

as Jay Baruchel

as Hiccup (voice)

as Self

as Hiccup (voice)(40 eps)

as Shiner

as Pat

as Hiccup Horrendous Haddock III (voice)

as Hiccup (voice)

as Victor Spiegelman

as Stu(1 ep)

as Hiccup (voice)

as Self(2 eps)

as Hiccup Horrendous Haddock III (voice)

as David "Dave" Stutler

as Leon

as Hiccup (voice)

as Jay Baruchel(1 ep)

as Kirk Kettner

as Sailor Joey Motorola

as Windows

as Andy

as Tal

as Kevin Sandusky

as Kevin Sandusky

as Oliver Whynacht

as Jay

as Jay

as Reed Fish

as Skip Ross(9 eps)

as Art

as Self

as Oswald Kittner(2 eps)

as Danger Barch

as Winston Stone(10 eps)

as Jeremy Curran

as Harry

as Self(1 ep)

as Jimmy Fleming

as Steven Karp(16 eps)

as Vic Munoz

as Jonathan

as Kid

as Bean Pole(1 ep)

as Jason Midas(2 eps)

as Alex(1 ep)

as Ross Doyle(1 ep)