Brainy (voice)

DJ (voice)

Brainy / DJ (voice)

Arnold's Father (voice)

Brainy / Steel Mill Worker (voice)

Movie Man / Steve (voice)

Chester (voice)

Brainy (voice; uncredited)

Brainy / Astronaut / Stockbroker (voice)

Brainy / Paper Boy (voice)

Brainy / Mr. Packenham (voice)

Monkeyman (voice; uncredited)

Cabbie / Party Clown (voice)

Nashville Ned / Customer #1 (voice)

Mop Guy (voice)

Minister (voice)

Big Man (voice)

Father (voice)

Abner (voice)