Character Name : Margaret O'Hara / Knowles

Original Name : Shirley Temple

Gender : Female

Character Name : Shawn O'Hara

Original Name : Barry Fitzgerald

Gender : Male

Character Name : Ted Knowles

Original Name : Lon McCallister

Gender : Male

Character Name : Mrs. Charles S. Howard

Original Name : Rosemary DeCamp

Gender : Female

Character Name : George Carson

Original Name : Donald MacBride

Gender : Male

Character Name : Charles S. Howard

Original Name : Pierre Watkin

Gender : Male

Character Name : Thomas Milford

Original Name : William Forrest

Gender : Male

Character Name : Race Commentator

Original Name : Hal J. Moore

Gender : Male

Character Name : Race Commentator

Original Name : Clem McCarthy

Gender : Male

Character Name : Walkin' Murphy, Milford's Boy

Original Name : Sugarfoot Anderson

Gender : Male

Character Name : Himself (archive footage)

Original Name : Seabiscuit

Gender : Male

Character Name : Seabiscuit (close-ups)

Original Name : Sea Sovereign

Gender : Male

Character Name : Himself (archive footage)

Original Name : War Admiral

Gender : Male

Character Name : Wong the O'Hara's Cook

Original Name : Joe Wong

Gender : Male

Character Name : Miss Finch

Original Name : Ezelle Poule

Gender : Female

Character Name : Race Commentator

Original Name : Joe Hernandez

Gender : Male

Character Name : Libby

Original Name : Madame Sul-Te-Wan

Gender : Female