Madame de Montespan, the Maîtresse-en-titre of Louis XIV, has been in disgrace since the King set eyes on a younger beauty, Marie-Angélique Scorailles. Having had enough of the situation, the rejected mistress decides to visit La Voisin, a woman known as a fortune teller, a doctor, a midwife and who is also said to arrange black masses and sell poisons. Some time later Marie-Angélique, now Duchess of Fontanges, dies mysteriously aged only twenty...
as Madame de Montespan
as Catherine Deshayes, dite La Voisin
as l'abbé Guibourg
as Hermine des Œillets
as Nicolas de La Reynie
as le capitaine François Desgrez
as Lesage
as Angélique de Fontanges
as le bourreau Guillaume
as Henri de Montespan
