Dennis O'Brien
Hugh Beaumont
'Professor' Fredrick Simpson Schicka
Edward Brophy
Harry Barton
Stanley Price
Sparring Partner
A.J. Roth
Tom Fallon, alias Steve Rand
Paul Brooks
Henry - the Bartender
Richard Monahan
Bookie (uncredited)
Bing Conley
Boxing Match Spectator (uncredited)
Charles Fogel
Waiter (uncredited)
Joe Gilbert
Nightclub Patron (uncredited)
Robert Lawson
Rex Moore
Inspector Bruger
Richard Travis
Irma Rand
Joan Valerie
Sylvia Rand
Wanda McKay
Gail Chase
Rebel Randall
Ed Gannon
William Tannen
Steve Belzig alias Vic Lundy
Greg McClure
Bill Rafferty
Anthony Warde
Eddie Paige
Abner Biberman
Dialogue Coach
Screenplay
Julian Harmon
Director
William Berke
Original Story
Lou Morheim
Makeup Artist
Paul Stanhope
Director of Photography
Jack Greenhalgh
Editor
Carl Pierson
Producer
Art Direction
Frank Paul Sylos
Property Master
Leigh Carson
Construction Foreman
Tom Kemp
Wardrobe Supervisor
Alfred Berke
Sound
Glen Glenn
Herb Margolis
Associate Producer
Jack Leewood
Music
Bert Shefter
Set Decoration
Harry Reif
Special Effects
Ray Mercer
Harry Reynolds
Assistant Director
John Francis Murphy
Victor West