James Ray Steam

Anne Suzuki

James Ray Steam

Anna Paquin

Ray's Mother (voice)

Keiko Aizawa

Scarlett O'Hara

Manami Konishi

Dr. Eddie Steam

Alfred Molina

Thomas (voice)

Aiko Hibi

Dr. Lloyd Steam (voice)

Katsuo Nakamura

Dr. Lloyd Steam

Patrick Stewart

Scarlett O'Hara

Kari Wahlgren

David

Robin Atkin Downes

Dr. Edward 'Eddy' Steam (voice)

Masane Tsukayama

Robert Stephenson

Kiyoshi Kodama

Emma (voice)

Sanae Kobayashi

Simon

Rick Zieff

Alfred Smith

Mark Bramhall

David

Ikki Sawamura

Robert Stephenson

Oliver Cotton

Voice

Satoru Saito

Mrs. Steam

Kim Thomson

Alfred Smith (voice)

Susumu Terajima

Jason

David S. Lee

Archibald Simon (voice)

Satoru Sato

Jason (voice)

Tetsu Inada

Eddie Steam (Japanese Version)

Masatane Tsukayama

The Admiral (voice)

Osamu Saka

Admiral

Oliver Muirhead

Henry

Paula Jane Newman

Thomas

Moira Quirk

Peter Lavin

Julian Stone

William Hootkins

Alan Shearman

Rosalind Ayres