演员
莱尔·塔尔博特
Radio Announcer
Sol Murgi
Fight Spectator (uncredited)
Sheila Ryan
Janet 'J.L.' Brannigan
Harvey Parry
Bit Role (uncredited)
Stanley Price
Fight Spectator (uncredited)
約瑟·克萊漢
Oscar Brannigan
John Cason
Tiger Johnson
Chester Clute
Timid Man
William Edmunds
Professor Berger
Michael Vallon
Bettor
Don 'Red' Barry
Mike O'Hara, "King Cobra"
Al Bain
Fight Spectator (uncredited)
Charles Morton
Fight Spectator (uncredited)
Margia Dean
Joy White
Jack Perry
Trainer (uncredited)
Noble 'Kid' Chissell
Fight Spectator (uncredited)
萨姆·弗林特
Doctor
Tom Brown
Joe O'Hara