Elenco - Cidadão Klein
Alain Delon
Mr. Robert KleinJeanne Moreau
Florence KleinFrancine Bergé
NicoleJuliet Berto
JeanineJean Bouise
SellerSuzanne Flon
DoorwomanMassimo Girotti
CharlesMichael Lonsdale
PierreMichel Aumont
Jew Affairs Section OfficialRoland Bertin
Newspaper DirectorJean Champion
DienerEtienne Chicot
PolicemanMagali Clément
LolaGérard Jugnot
PhotographerHermine Karagheuz
Young WorkerJacques Maury
Professor MontandonFred Personne
Police CommissionerFrancine Racette
Françoise / Cathy / IsabelleIsabelle Sadoyan
Examined WomanLouis Seigner
Mr. Klein's FatherPierre Vernier
PolicemanJoseph Losey
Un Homme au Vel d'Hiv (uncredited)Brigitte Ariel
(uncredited)Marius Balbinot
(uncredited)Maurice Baquet
Un Musicien (uncredited)Philippe Brizard
(uncredited)Jenny Clève
(uncredited)Raymond Danon
(uncredited)Christian de Tillière
Le Commissaire-Priseur (uncredited)Michel Delahaye
(uncredited)