• 
  Richard Fleischer

  regizor

• 
  Sylvester Stallone

  Young Man in Crowd
• 
  James Mason

  Warren Maxwell
• 
  Perry King

  Hammond Maxwell
• 
  Susan George

  Blanche Maxwell
• 
  Debbi Morgan

  Dite
• 
  Beatrice Winde

  Lucy
• 
  Duane Allen

  Topaz

• 
  Paul Benedict

  Brownlee
• 
  Ji-Tu Cumbuka

  Cicero
• 
  Lillian Hayman

  Lucrezia Borgia
• 
  Ben Masters

  Charles
• 
  Earl Maynard

  Babouin
• 
  Ken Norton

  Mede
• 
  Roy Poole

  Doc Redfield

• 
  Ray Spruell

  Wallace
• 
  Brenda Sykes

  Ellen
• 
  Louis Turenne

  De Veve
• 
  Richard Ward

  Agamemnon

• 
  Lynn Stalmaster

  casting director
• 
  Richard H. Kline

  imagine
• 
  Maurice Jarre

  departament sunet
• 
  Ann Roth

  costume
• 
  Frank Bracht

  montaj
• 
  Dino De Laurentiis

  producător
• 
  Boris Leven

  design de producţie
• 
  John P. Austin

  set decorator
• 
  Norman Wexler

  scriitor