Russell Crowe

Jim Braddock

Renée Zellweger

Mae Braddock

Paul Giamatti

Joe Gould

Craig Bierko

Max Baer

Paddy Considine

Mike Wilson

Bruce McGill

Jimmy Johnston

David Huband

Ford Bond

Connor Price

Jay Braddock

Ariel Waller

Rosemarie Braddock

Patrick Louis

Howard Braddock

Rosemarie DeWitt

Sara

Linda Kash

Lucille Gould

Nicholas Campbell

Sporty Lewis

Gene Pyrz

Jake

Chuck Shamata

Father Rorick

Ron Canada

Joe Jeanette

Alicia Johnston

Alice

Troy Amos-Ross

John Henry Lewis

Mark Simmons

Art Lasky

Art Binkowski

Corn Griffin

David Litzinger

Abe Feldman

Matthew G. Taylor

Primo Carnera

Rance Howard

Announcer Al Fazin

James Ritz

Official (Griffin / Baer Fight)