Giphy That's because the introduction of young Professor McGonagall, who served as the head of Gryffindor House and is a key ally to Harry in JK Rowling's books, has broken canon as, according to ...

A newly unveiled cast list reveals that Professor McGonagall will appear in Fantastic Beasts 2, so get ready to see a younger version of McGonagall alongside young Dumbledore. According to new ...