The Worst Witch (2017): Season 0, Episode 1

0 - 1: Finale!

Join Cackle's Academy for this double length finale - The girls frantically try to reignite the Founding Stone, and Ethel and Mildred are surprised by their family history. Halloween celebrations mask the magical mayhem as the castle starts to freeze. Ethel decides to make a sacrifice Also shown as individual episodes 12 & 13 from Series 2