Henry Armstrong

饰：Henry Armstrong

Leon Errol

饰：Knobby Walsh

Joe Kirkwood Jr.

饰：Joe Palooka

Elyse Knox

饰：Anne Howe

爱德华多·钱内利

Eduardo Ciannelli

饰：Florini

乔·索耶

Joe Sawyer

饰：Lefty

小伊莱莎·库克

Elisha Vanslyck Cook Jr.

饰：Eugene

沃伦·海默

WarrenB.Hymer

饰：Ira Eyler

罗伯特·肯特

Robert Kent

饰：Ronnie Brewster

Sarah Padden

Sarah Padden

饰：Mom Palooka

Joe Louis

Joe Louis

饰：Joe Louis

Sam McDaniel

饰：Smoky

埃迪·格里本

Eddie Gribbon

饰：Louie, the Louisiana Lion

J·法瑞尔·麦克唐纳

J. Farrell MacDonald

饰：Long-Count Bowman

Manuel Ángeles Ortiz

饰：Manuel Ortiz,(as Manuel Ortiz)

Lou Nova

饰：Al Costa

Michael Mark

饰：Herman (Pop) Palooka

Pat McKee

鲍勃·佩里

Bob Perry

Jo Ann Marlowe

饰：Rosie Palooka,(as Jo Ann Marlow)

Jimmy McLarnin

饰：Jimmy McLarnin

Bob Reeves

Harry Danning

杜威·罗宾逊

Dewey Robinson

Emmett Vogan

饰：Fight Commissioner

Glen Walters

查尔斯·威廉姆斯

Charles Williams

Philip Van Zandt

饰：Freddie Wells,(as Phil Van Zandt)

Walter Soderling

Cap Somers

戴夫·威洛克

Dave Willock

饰：Mr. Rodney,(as Dave 'Tugwell' Willock)

Jack Roper

饰：Waldo - the Wyoming Wildcat

唐纳德·柯尔

Donald Kerr

Fred Aldrich

Howard M. Mitchell

Alexander Laszlo

Sam Hayes

饰：Radio Announcer

贝蒂·布莱丝

Betty Blythe

饰：Mrs. Stafford

杰克·理查森

Jack Richardson

杰夫·科里

Jeff Corey

Roger Daniel

饰：Stevie Palooka

Jack Chefe

约翰·凯利

John Kelly

饰：Sammy

Ceferino García

饰：Ceferino Garcia

约翰·因德里萨诺

John Indrisano

帕特·弗莱厄蒂

Edmund J. Flaherty

弗兰克·奥康纳

Frank O'Connor

Carol Hughes

饰：Mrs. Van Pragg

Russ Vincent

饰：Curly

约翰尼·马克·布朗

Johnny Mack Brown

饰：Cowboy in Film,(archive footage)

Carole Donne

Carole Donne

饰：Mrs. Oberlander