Guest Stars Ludivine Sagnier as Diane de Poitiers Ruby Bentall as Angelica Paul Chahidi as Charles de Bourbon Naomi Battrick as Anne d'Etampes Colm Meaney as King Francis Navid Negahban as Duke of Guise Liv Hill as Young Catherine Alex Heath as Young Prince Henri Louis Landau as Dauphin Francois Charles Dance as Pope Clement Co Starring Rebecca Gethings as Queen Eleanor Gemma Dobson as Nathalie Loïc Azorin as Footman 2 Adam Garcia as Sebastio Adam Amara as Young Francois de Guise Anna Cottis as Cook Nathan Parent as Young Louis of Bourbon Simon Parmentier as Young Antoine of Bourbon Louis Pencréac'h as Young Charles de Guise Yngve Sanchez Beuth as Charles IX Pierre Cévaër as Footman 1 Memet Ali Alabora as Sultan Suleiman Laura Puech as Diane's Servant Barnaby Apps as New Stablehand Guillaume Pottier as Tim Alexandra Bialy as Tim's Wife Victor Fruhinsholz as Tim's Son Alice Aufray as Princess Adelaide Stella Schröer as 2nd Prussian Princess Abdel-Rahym Madi as Servant (Pope)