• 
  Reginald Le Borg

  regizor

• 
  Frankie Darro

  Johnny Higgins
• 
  Henry Hall

  Sach
• 
  Sam Hayes

  Bill Rader, Sportscaster
• 
  Charles Sherlock

  Carson's Handler
• 
  Anthony Warde

  Marty, a Henchman
• 
  Dorothy Vaughan

  Mrs. Higgins
• 
  Tom Kennedy

  Rosemeyer, Arena Doorman

• 
  John Indrisano

  Title Fight Referee
• 
  Frank Hagney

  Tough Customer Tearing Up Program
• 
  Stanley Andrews

  Boxing Commissioner
• 
  Ben Welden

  Lefty Conlin
• 
  Joe Gray (I)

  Fighter
• 
  Lyle Talbot

  Blinky Harris
• 
  Jimmy Lennon Sr.

  Ring Announcer

• 
  Gabriel Dell

  Gabe Moreno

• 
  William Austin (II)

  montaj
• 
  Otho Lovering

  editorial department
• 
  John Indrisano

  miscellaneous crew
• 
  Edward J. Kay

  music department