Joe Palooka, Champ
Voltar
Leon ErrolKnobby Walsh
Joe Kirkwood Jr.Joe Palooka
Elyse KnoxAnne Howe
Eduardo CiannelliFlorini
Joe SawyerLefty
Elisha Cook Jr.Eugene
Warren HymerIra Eyler
Robert KentRonnie Brewster
Sarah PaddenMom Palooka- Joe LouisHimself
Sam McDanielSmoky
J. Farrell MacDonaldLong-Count Bowman
Betty BlytheMrs. Stafford
Carol HughesMrs. Van Pragg
Eddie GribbonLouie, the Louisiana Lion- Manuel Ángeles OrtizManuel Ortiz
- Henry ArmstrongHenry Armstrong
Jo Ann MarloweRosie Palooka- Jimmy McLarninJimmy McLarnin
Roger DanielRoger Daniel- Lou NovaAl Costa
Michael MarkHerman (Pop) Palooka- Ceferino GarcíaCeferino Garcia
- Jack RoperWaldo, the Wyoming Wildcat
Dave WillockMr. Rodney
Sam HayesRadio Announcer
Philip Van ZandtFreddie Wells
John KellySammy
Emmett VoganFight Commissioner
Carole DonneMrs. Oberlander
Russ VincentCurly