Jean Marais as Prince of Clèves

Marina Vlady as Princess of Clèves

Jean-François Poron as Duke of Nemours

Annie Ducaux as Diane of Poitiers

Lea Padovani as Queen Catherine de Médicis

Raymond Gérôme as The King

Alain Ferral as Dauphin François

Renée-Marie Potet as Dauphine Marie-Stuart

Henri Piégay as Vidame of Chartres

Piéral as Jester

Ivan Dominique as Knight of Guise

Léa Gray as Madame de Mercoeur

Jacques Hilling as Doctor

Hubert de Lapparent as Ambroise Paré

Georges Lycan as Butler

Pierre Moncorbier as Painter

Josée Steiner as Madame de Martigues

Anthony Stuart as English Ambassador

Henri Cote as (uncredited)

Henri Coutet as (uncredited)

Hélène Laffly as (uncredited)

Rico López as Horseman (uncredited)

Louisette Rousseau as (uncredited)

Jean Sylvain as Referee of the palm game (uncredited)