as Steven

as Keith (voice)

as Additional Voices (voice)

as Aleksei Sytsevich / Rhino (voice)

as Harold (voice)

as Additional Voices (voice)

as Additional Voices (voice)

as Iggy

as Paul

as Freddie (voice)

as Freckle Faced Kid / Dragon Mascot (voice)

as Chief (voice)

as Additional Barnyard Voices (voice)

as Additional Voice Cast (voice)

as Background Voices

as Gelman (voice)

as Gelman (voice)

as Harold Berman (voice)

as Soldier Kid / Wrestler Kid (voice)

as Edward "Eddie" Horton (voice)

as Warren Dickson

as Dusty

as Harold Berman (voice)

as Gelman (voice)

as Charlie Brown (voice)

as Harold Berman (voice)

as Joey (voice)

as Harold Berman / Iggy (voice)

as Harold Berman (voice; uncredited)

as Harold Berman / Boy on Bicycle (voice)

as Harold Berman / Robert (voice)

as Harold Berman(voice)

as Izzy (voice)

as Michael Grunewald (voice)

as Michael Grunewald / Glen Glenn (voice)

as Roger (voice)

as Buddy

as Matthew Brock

as Jordan (voice)

as Daniel (voice)

as Matt

as Simon Holmes

as Kevin Driscoll