Factual error: Somewhere in season one Mary refers to Germany. But since this was set in the 16th century it would've been Prussia.
The Lamb and the Slaughter - S2-E4
Continuity mistake: When Greer and Lola are talking outside by the pond the first shot they are facing each other. The next shot from behind shows them both looking out to the pond. The following shot they are facing each other again.
Trivia: Anna Walton, who plays Diane de Poitiers, is only 3 years older than Torrance Coombs, who plays her son Sebastian.
Question: What is the name/type of dance that Mary and Francis perform to the orchestral version of Stay With Me?