Guest Stars Nathan Willcocks as Comte de Mercy-Argenteau Jack Archer as Count of Provence Jasmine Blackborow as Princess of Lamballe Crystal Shepherd-Cross as Adelaïde de France Oscar Lesage as Duke of Chartres Caroline Piette as Victoire de France Laura Benson as Madame de Noailles Gaia Weiss as Madame du Barry Nathaniel Spender as Julie Gérard Watkins as Duc de Choiseul Benoît Maréchal as French Dancing Master
