Fantastic Beasts: The Secrets Of Dumbledore has offered a first glimpse of Mads Mikkelsen in the role of Grindelwald.The Hannibal actor was cast as Gellert Grindelwald in the forthcoming third film in the Harry Potter spin-off franchise, taking over from Johnny Depp who was asked to resign by Warner Bros after losing his libel case against his ex-wife Amber Heard.Fantastic Beasts: The Secrets Of Dumbledore is the third film in the spin-off franchise, following 2016’s Fantastic Beasts and Where