Adelaide Kane & Anna Popplewell: 'Reign' Filming Begins

Adelaide Kane and Anna Popplewell head into Christ Church in Dublin, Ireland on Monday afternoon (April 8).

Along with Caitlin Stasey, the trio of actresses started to film the CW pilot, Reign, with their other cast mates.

PHOTOS: Check out the latest pics of Anna Popplewell

Reign chronicles the rise to power of Mary Queen of Scots (Kane) when she arrives in France as a 15-year-old, betrothed to Prince Francis (Toby Regbo), and with her three best friends as ladies-in-waiting.

Celina Sinden and Jenessa Grant also star in the pilot.

15+ pics inside…