Annie Hughes (voice)
Dean McCoppin (voice)
The Iron Giant (voice)
Foreman Marv Loach / Floyd Turbeaux (voice)
Mrs. Lynley Tensedge (voice)
Kent Mansley (voice)
General Rogard (voice)
Hogarth Hughes (voice)
Earl Stutz (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Additional Voices (voice)
Firefighter Woman (voice) (uncredited)