Hogarth Hughes (voice)

Eli Marienthal

Annie Hughes

Jennifer Aniston

The Iron Giant (voice)

Vin Diesel

Dean McCoppin

Harry Connick Jr.

Kent Mansley

Christopher McDonald

Mrs. Lynley Tensedge (voice)

Cloris Leachman

Marv Loach/Floyd Turbeaux/General Sudokoff

James Gammon

General Rogard (voice)

John Mahoney

Earl Stutz (voice)

M. Emmet Walsh

Additional Voices (voice)

Mary Kay Bergman

Additional Voices (voice)

Ollie Johnston

Additional Voices (voice)

Jack Angel

Additional Voices (voice)

Bob Bergen

Additional Voices (voice)

Michael Bird

Additional Voices (voice)

Devon Cole Borisoff

Pat Fry

Additional Voices (voice)

Rodger Bumpass

Carole Jeghers

Additional Voices (voice)

Robert Clotworthy

Additional Voices (voice)

Jennifer Darling

Jack Paar

Additional Voices (voice)

Zack Eginton

Patrick Pinney

Additional Voices (voice)

Paul Eiding

Annette Heick

Additional Voices (voice)

Bill Farmer

Additional Voices (voice)

Charles Howerton

Donald Andersen

Additional Voices (voice)

Sherry Lynn

Additional Voices (voice)

Mickie McGowan

John Hahn-Petersen

Additional Voices (voice)

Ryan O'Donohue

Additional Voices (voice)

Phil Proctor

Nis Bank-Mikkelsen

Additional Voices (voice)

Frank Thomas

Peter Aude

Additional Voices (voice)

Patti Tippo

Additional Voices (voice)

Brian Tochi

Director

Brad Bird