Knobby Walsh
Nina Madero
Joe Palooka
Mayme Palooka
Pete Palooka
Anne Howe
Al McSwatt
Trixie
Doc Wise
Whitey
Crystal
Smokey (as Snowflake)
Orchestra Bandleader
Slugs - Blacky's Associate (uncredited)
Second House Detective (uncredited)
First Headwaiter (uncredited)
Violin Player in Orchestra (uncredited)
Photographers' Official (uncredited)
Blacky Wolfe (uncredited)
Weigh-In Ring Official (uncredited)
Blonde (uncredited)
McSwatt's Handler (uncredited)
Doorman Riley (uncredited)
Nightclub Bouncer (uncredited)
Dynamite Wilson (uncredited)
Championship Fight Timekeeper (uncredited)
Bellboy (uncredited)
Fourth Fixed Fighter (uncredited)
Nightclub Headwaiter (uncredited)
House Detective (uncredited)
Congratulator (uncredited)
Desk Clerk (uncredited)
Reporter (uncredited)
Nightclub Waiter (uncredited)
Ringsider (uncredited)
Rafferty (uncredited)
Referee (uncredited)
Alphonse (uncredited)
Extra (uncredited)
Photographer (uncredited)
Mailman (uncredited)
Slats (uncredited)
Second Fixed Fighter (uncredited)