Megan FollowsCatherine de' Medici / Regista Craig ParkerStéphane Narcisse Toby RegboFrancis II of France Rose WilliamsClaude of France Jonathan KeltzLeith Bayard Rachel SkarstenElizabeth I of England Spencer MacPhersonCharles IX of France Ben GeurensGideon Blackburn Sean TealeLouis, Prince of Condé Rossif SutherlandNostradamus Alan van SprangHenry II of France Dan JeannotteJames Stuart Charlie CarrickRobert Dudley Will KempHenry Stuart, Lord Darnley Manolo CardonaPríncipe Thomás de Portugal Nick SlaterHenri de Valois Steve ByersArchduke Ferdinand Morgan David JonesJeffrey Wade Bogert O'BrienIsaac / Red Knight Hannah Emily AndersonRowan Stephen TraceyLord Thomas Kathryn AlexandreLady Barnard Michael TherriaultLord Castleroy Natalia PayneMystery Woman Brandon CronenbergPassing Guard Cosette DeromeBarricaded Woman Katherine BarrellPretty Servant Girl Paul BeerArchduke Forlay (Boring Suitor) Richard de KlerkDuke of Alba Yael GrobglasOlivia D'Amencourt Zachary BennettLt. Joubert Alexandra OrdolisDelphine / Sister Delphine Steven LoveBaron Lyon Desrochers Charles VandervaartHighborn Boy Mary KellyMatronly Servant David KnollMartin (uncredited) Jaiden CannatelliGaston (uncredited) Dylan TaylorLieutenant Gambon Christopher JacotThe Butcher Rebecca LiddiardMargot de Valois Salvatore AntonioCardinal Vasari Greg BrykRichard Delacroix Alanna BaleFemale Servant Daniel KashGeneral La Motte Shauna MacDonaldHortenza de' Medici Kimberly-Sue MurrayCourtesan Paul BraunsteinScottish Footman Alicia Dea JosipovicDaphne Michael TorontowKing's Guard Joe TaylorBlack Robed Priest Derek CarrollSoldier (4.8) (uncredited) Iain StewartAntoine's Page Megan FollowsCatherine de' Medici / Regista Jeremiah S. ChechikRegista Laurie McCarthyRegista / Sceneggiatore Wendy RissSceneggiatore / Co-produttore Esecutivo P.K. SimondsSceneggiatore Robert D. DotySceneggiatore Lisa RandolphSceneggiatore John J. SakmarSceneggiatore Daniel SinclairSceneggiatore Erika LippoldtSceneggiatore Aaron HarbertsSceneggiatore Alan McCulloughSceneggiatore / Produttore Patricia CarrSceneggiatore Gretchen J. BergSceneggiatore Shannon GossSceneggiatore Kerry LenhartSceneggiatore Kamran PashaSceneggiatore Hannah SchneiderSceneggiatore Charles Grant CraigSceneggiatore Chelsey LoraSceneggiatore David StraussSceneggiatore Jennie Snyder UrmanSceneggiatore Kenny LenhartSceneggiatore Stephanie SenguptaSceneggiatore David BabcockSceneggiatore Daniel SinclairSceneggiatore Harley PeytonSceneggiatore Chris AtwoodSceneggiatore 
