Orson Welles (Gregory Arkadin), Peter van Eyck (Thaddeus), Don 'The Dragon' Wilson (Jarrid Maddix), Sir Michael Redgrave (Burgomil Trebitsch), Robert Arden (Guy Van Stratten), Akim Tamiroff (Jakob Zouk), Mischa Auer (Le professeur), Katina Paxinou (Sophie), Frédéric O'Brady (Oscar), Patricia Medina (Mily), Terence Longdon (Secretary), Barbara Steele (Agent Oakley), Paola Mori (Raina Arkadin), Alexander Keith (Vicky), Grégoire Aslan (Bracco), Suzanne Flon (Baroness Nagel), Paul Michael Robinson (Hunter), Jack Watling (Marquis of Rutleigh), Tamara Shayne (Woman in Apartment), Annabel Buffet (Parisian woman with bread), Gert Fröbe (First Policeman _ Munich), Peter Van Euck (Tadeus), Eduard Linkers (Second Policeman _ Munich), Manuel Requena (General Martinez), Emilio Fornet (Invité de fête), Gordon Heath (Pianist), Pedro Vidal (Party Guest), Manolita G. Fraile (), José González Talavera (), Mateo Guitart ()