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 Cook Jr.

饰：Eugene

沃伦·海默

Warren 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)

鲍勃·佩里

Bob Perry

Lou Nova

饰：Al Costa

Michael Mark

饰：Herman (Pop) Palooka

Pat McKee

Jo Ann Marlowe

饰：Rosie Palooka,(as Jo Ann Marlow)

Jimmy McLarnin

饰：Jimmy McLarnin

杜威·罗宾逊

Dewey Robinson

Bob Reeves

Harry Danning

查尔斯·威廉姆斯

Charles Williams

Emmett Vogan

饰：Fight Commissioner

Glen Walters

戴夫·威洛克

Dave Willock

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

Philip Van Zandt

饰：Freddie Wells,(as Phil Van Zandt)

Walter Soderling

Cap Somers

Jack Roper

饰：Waldo - the Wyoming Wildcat

唐纳德·柯尔

Fred Aldrich

Howard M. Mitchell

贝蒂·布莱丝

Betty Blythe

饰：Mrs. Stafford

Alexander Laszlo

Sam Hayes

饰：Radio Announcer

Jack Richardson

杰夫·科里

Jeff Corey

Jack Chefe

Roger Daniel

饰：Stevie Palooka

约翰·凯利

John Kelly

饰：Sammy

约翰·因德里萨诺

John Indrisano

Ceferino García

饰：Ceferino Garcia

帕特·弗莱厄蒂

Pat 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