When Kat is walking away from Billy after their talk outside, the scene cuts to Joanna Stanhope pouring a cup of tea for her mother-in-law and handing it to her. In between shots, the tea cup changes.
It's mentioned that the lost colony of Roanoke was in Virginia but it was actually in North Carolina. Also, "CROATOAN" is misspelled and mispronounced as "CROATON".
When Kat is hitting Billy with the cane, there are no sounds of the cane hitting Billy; all you hear is Kat gasping with the effort.