• 
  Orson Welles

  regizor

• 
  Orson Welles

  Gregory Arkadin
• 
  Michael Redgrave

  Burgomil Trebitsch
• 
  Gordon Heath

  Pianist
• 
  Katina Paxinou

  Sophie
• 
  Gert Fröbe

  Poliţist
• 
  Frederic O'Brady

  Oscar
• 
  Peter van Eyck

  Thaddeus

• 
  Grégoire Aslan

  Bracco
• 
  Suzanne Flon

  Baroness Nagel
• 
  Akim Tamiroff

  Jakob Zouk
• 
  Patricia Medina

  Mily
• 
  Mischa Auer

  The Professor

• 
  Orson Welles

  art director
• 
  Rafael Pacheco

  camera and electrical departme

• 
  Raul Perez Cubero

  camera and electrical departme
• 
  Jean Bourgoin

  imagine
• 
  Paul Misraki

  departament sunet
• 
  Orson Welles

  costume
• 
  Orson Welles

  montaj
• 
  Billie Whitelaw

  miscellaneous crew
• 
  Orson Welles

  producător
• 
  Michel Boisrond

  production manager
• 
  Gil Parrondo

  set decorator
• 
  Orson Welles

  scriitor