Knowing that Horgan is so much younger might be off-putting. McGonagall is the first professor that Harry meets when he gets to Hogwarts in The Sorcerer's Stone, and he's thoroughly impressed and ...

The Crimes of Grindelwald as a student in Professor Dumbledore’s Defence against the Dark Arts classes at Hogwarts. Young McGonagall will be played by Fiona Glascott, whose previous roles ...