• 
  Roy Scheider

  Jackie Scanlon / "Juan Dominguez"
• 
  Francisco Rabal

  Nilo
• 
  Friedrich von Ledebur

  'Carlos'
• 
  Tom Signorelli

  Bystander
• 
  Gerard Murphy

  Donnelly
• 
  Karl John

  Marquez
• 
  Ramon Bieri

  Charles Corlette
• 
  André Falcon

  Guillot

• 
  Joe Spinell

  Spider
• 
  Frank Gio

  Marty
• 
  Bruno Cremer

  Victor Manzon/'Serrano'
• 
  Peter Capell

  Lartigue
• 
  Frank Pesce

  Married man
• 
  Jacques François

  Lefevre
• 
  Jean-Luc Bideau

  Pascal

• 
  Amidou

  Kassem/'Martinez'
• 
  Rosario Almontes

  Agrippa
• 
  Anne-Marie Deschodt

  Blanche (as Anne Marie Descott)
• 
  Richard Holley

  Billy White
• 
  Chico Martínez

  Bobby Del Rios (as Chico Martinez)