Director/a
Harry Coyle
DIRECTOR/A
Jack Dillon
Jack Mills
Reparto (por orden de créditos)
Jimmy Powers
Self - Ringside Announcer
Joe Louis
Self
Jersey Joe Walcott
Self - Audience Member
Don Dunphy
Self - Ringside Commentator
Ruby Goldstein
Self - Referee
Bill Corum
Rocky Marciano
Kid Gavilan
Jimmy Braddock
Self - Guest
Ezzard Charles
Ben Bentley
Self - Ring Announcer
Vince Martinez
Johnny Bratton
Tami Mauriello
Self - boxer
Thomas E. Dewey
Self - Governor of New York
Billy Conn
J. Edgar Hoover
Toots Shor
Allie Colombo
Harry Matthews
Bob Murphy
Bob Christenberry
Stuart Symington
Barney Felix
Vincent Gardiello
Charlie Goldman
Roland La Starza
Self - Guest appearance in ring
Chico Vejar
Tony Zale
Carmine Fiore
Frank Gilmer
Chuck Spieser
Alan Moody
Billy Noble
Billy Smith
Floyd Patterson
Cus D'Amato
Self - Trainer
Tony Canzoneri
Tommy Jackson
Lindsey Nelson
Harry Balogh
Sonny Liston
Harry Kessler
Bert Whitehurst
Virgil Akins
Tiger Jones
Jesse Bowdry
Max Baer
Archie Moore
Al Silvani
Self - Cornerman
Angelo Dundee
Self -Trainer
Gene Fullmer
Carmen Basilio
Mario Spampinato
Fred Apostolli
Jack Downey
Billy Newman
Harold Gomes
Self - Boxer
Jay Fullmer
Angelo Curley
Marv Jensen
Carl 'Bobo' Olson
Bob Haymes
Announcer