Katia
Romy Schneider
Czar Alexander II
Curd Jürgens
Katourine
Yves Barsacq
Soloviev
Alain Saury
Court Lady
Senta Berger
Paskievitch
Hans Unterkircher
Marcel d'Orval
Yves Gladine
Michel Dolgorouki
Hubert Noël
Gabrielle Dorziat
(uncredited)
Liliane Chenevière
Danièle Dali
Koubaroff
Pierre Blanchar
Germaine Delbat
Françoise Deldick
Helene Lauterböck
Robert Le Béal
Jacques Mancier
Paul Mercey
Pierre Moncorbier
Sophie Poncin
László Szabó
Victor Tabournot
Kilbatchich
Antoine Balpêtré
Monique Tarbès
Irène Tunc
Egon von Jordan
Sophie
Françoise Brion
Tsarina Maria
Monique Mélinand
Bibesco
Michel Bouquet
Stéphane Ryssakov
Bernard Dhéran
Institut Supervisor
Margo Lion
Mlle Trépeau
Jacqueline Marbaux
Writer
Charles Spaak
Original Music Composer
Joseph Kosma
Director
Robert Siodmak
Georges Neveux
Novel
Marthe Bibesco
Producer
Michel Safra
Editor
Henri Taverna
Art Direction
Jean-André d'Eaubonne
Director of Photography
Michel Kelber
Costume Design
Rosine Delamare
Louisette Hautecœur