Jennifer Aniston

Annie Hughes (voice)

Acting

Harry Connick Jr.

Dean McCoppin (voice)

Acting

Vin Diesel

The Iron Giant (voice)

Acting

James Gammon

Foreman Marv Loach / Floyd Turbeaux (voice)

Acting

Cloris Leachman

Mrs. Lynley Tensedge (voice)

Acting

Christopher McDonald

Kent Mansley (voice)

Acting

John Mahoney

General Rogard (voice)

Acting

Eli Marienthal

Hogarth Hughes (voice)

Acting

M. Emmet Walsh

Earl Stutz (voice)

Acting

Jack Angel

Additional Voices (voice)

Acting

Bob Bergen

Additional Voices (voice)

Acting

Mary Kay Bergman

Additional Voices (voice)

Acting

Michael Bird

Additional Voices (voice)

Acting

Devon Cole Borisoff

Additional Voices (voice)

Acting

Rodger Bumpass

Additional Voices (voice)

Acting

Robert Clotworthy

Additional Voices (voice)

Acting

Jennifer Darling

Additional Voices (voice)

Acting

Zack Eginton

Additional Voices (voice)

Camera

Paul Eiding

Additional Voices (voice)

Acting

Bill Farmer

Additional Voices (voice)

Acting

Charles Howerton

Additional Voices (voice)

Acting

Ollie Johnston

Additional Voices (voice)

Visual Effects

Sherry Lynn

Additional Voices (voice)

Acting

Mickie McGowan

Additional Voices (voice)

Acting

Ryan O'Donohue

Additional Voices (voice)

Acting

Phil Proctor

Additional Voices (voice)

Acting

Frank Thomas

Additional Voices (voice)

Visual Effects

Patti Tippo

Additional Voices (voice)

Acting

Brian Tochi

Additional Voices (voice)

Acting

Carole Jeghers

Firefighter Woman (voice) (uncredited)

Acting