Adelaide Kane Queen Mary Actor Megan Follows Queen Catherine Actor Torrance Coombs Bash Actor Toby Regbo King Francis Actor Celina Sinden Greer Actor Caitlin Stasey Kenna Actor Anna Popplewell Lola Actor Jonathan Keltz Leith Actor Sean Teale Condé Actor Rossif Sutherland Nostradamus Guest Star Craig Parker Lord Stéphane Narcisse Guest Star Michael Therriault Lord Aloysius Castleroy Guest Star Sarah Winter Yvette Castleroy Guest Star Lucius Hoyos Pascal Guest Star Kjartan Hewitt Eduard Guest Star Laurie McCarthy Executive Producer, Writer Frank Siracusa Executive Producer Fred Gerber Director