French philosopher Jean Jacques Rousseau (François Simon) lives in 18th-century exile with his mistress (Dominique Labourier).

François Simon
as Jean-Jacques Rousseau

Dominique Labourier
as Thérèse Le Vasseur

David Markham
as Richard Davenport

Laurence Mercier
as Mme. de Boufflers

Corinne Coderey
as Mme de Warens

Pierre Londiche
as Alexandre du Peyrou

John Sharp
as David Hume

Dominique Rozan
as Le lieutenant de police

Vania Vilers
as Manoury

Vernon Dobtcheff
as Le peintre Ramsay