Justin Shenkarow

as Additional Voices (voice)

as Steven

as Keith (voice)

as Aleksei Sytsevich / Rhino (voice)

as Additional Voices (voice)

as Additional Voices (voice)

as Harold (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 Background Voices

as Additional Voice Cast (voice)

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 Simon Holmes (archive footage)

as Gelman (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 Andrew Winslow

as Harold (voice)

as Charlie Brown (voice)

as Izzy (voice)

as Michael Grunewald / Glen Glenn (voice)

as Dave Porter (voice)

as Roger (voice)

as Buddy

as Matthew Brock

as Daniel (voice)

as Jordan (voice)

as Matt

as Simon Holmes

as Kevin Driscoll

as Chip