Cast
Greg McClure
John L. Sullivan
Robert Barrat
Billy Muldoon
Jerry Maren
Midget
Ernie Adams
Waiter (uncredited)
Wallace Ford
McManus
George Mathews
John Flood
Harry Crocker
Arthur Brisbane
Rory Calhoun
James J. 'Gentleman Jim' Corbett
Otto Kruger
Richard Martin
Fritz Feld
Claire's manager
Eddie Kane
Promoter
Ted Billings
Fight Spectator (uncredited)
Freddie Steele
(uncredited)
Linda Darnell
Anne Livingston
Barbara Britton
Kathy Harkness
Joel Friedkin
Michael Sullivan
J.M. Kerrigan
Father O'Malley