Knobby Walsh

Leon Errol

Joe Palooka

Joe Kirkwood Jr.

Looie

Frank Sully

Canvasback

Eddie Gribbon

Referee

Meyer Grace

Prunella Pennyworth - Humphrey's Sister

Lillian Bronson

Fight Announcer

Sam Balter

Johnson

Russ Kaplan

Laurine

Sandra Gould

Shorty

Bert Conway

Lefty

Ray Walker

Radio Announcer

Knox Manning

Humphrey Pennyworth

Robert Coogan

Farmer

Frosty Royce

Anne Howe Palooka

Pamela Blake

Belden

Jerome Cowan

Carlton

Joe Besser

Mitchell

Don McGuire

Mayor

Donald MacBride

Pierre

Curt Bois

Mr. Edwards

Clem Bevans

Director

Jean Yarbrough

Producer

Hal E. Chester

Hairstylist

Lela Chambers

Characters

Ham Fisher

Screenplay

Henry Blankfort