• 
  Robert Michael Lewis

  regizor

• 
  Allen Garfield

  Damon Runyon
• 
  Stephen Macht

  Max Schmeling
• 
  Bernie Casey

  Joe Louis
• 
  Norman Alden

  Max Machon
• 
  Denise Nicholas

  Marva Trotter Louis
• 
  Mel Stewart

  Julian Black
• 
  Julius Harris

  Chappie Jackson

• 
  Barry Dennen

  Adolf Hitler
• 
  Beah Richards

  Lilly Brooks
• 
  Rod McCary

  Rodney
• 
  Joseph Campanella

  Paul Gallico
• 
  Britt Ekland

  Amy Ondra Schmeling
• 
  Clement von Franckenstein

  German Commentator
• 
  Percy Rodrigues

  John Roxborough

• 
  Joni Palmer

  Emmarell
• 
  Jimmy Lennon Sr.

  Ring Announcer
• 
  Jack Bernardi

  Mr. Weisman

• 
  Jules Brenner

  imagine
• 
  Bill Conti

  departament sunet
• 
  Sidney Katz

  montaj
• 
  Larry Forrester

  scriitor