Suggestions by @thefancaster
736 suggestions
Mark Strong
as Salazar Slytherin in Harry Potter (Netflix show)
Emily Watson
as Helga Hufflepuff in Harry Potter (Netflix show)
Brian Cox
as Aberforth Dumbledore in Harry Potter (Netflix show)
Malcom McDowell
as Gellert Grindelwald in Harry Potter (Netflix show)
Malcom Macdowell
as Gellert Grindelwald in Harry Potter (Netflix show)
Paul Bettany
as Xenophilius Lovegood in Harry Potter (Netflix show)
Naomi Watts
as Narcissa Malfoy in Harry Potter (Netflix show)
Tom Hardy
as Fenrir Greyback in Harry Potter (Netflix show)
Peter Capaldi
as Rufus Scrimgeour in Harry Potter (Netflix show)
Stephen Fry
as Horace Slughorn in Harry Potter (Netflix show)
Eva Green
as Bellatrix Lestrange in Harry Potter (Netflix show)
Natalie Dormer
as Nymphadora Tonks in Harry Potter (Netflix show)
Chiwetel Ejiofor
as Kingsley Shacklebolt in Harry Potter (Netflix show)
Hugh Bonneville
as Cornelius Fudge in Harry Potter (Netflix show)
Ruth Wilson
as Dolores Umbridge in Harry Potter (Netflix show)
Daniel Day-Lewis
as Lord Voldemort in Harry Potter (Netflix show)
Vladimir Mashkov
as Igor Karkaroff in Harry Potter (Netflix show)
Gwendoline Christie
as Olympe “Madam” Maxine in Harry Potter (Netflix show)
Rosamund Pike
as Rita Skeeter in Harry Potter (Netflix show)
Dan Stevens
as Barty Crouch Jr. in Harry Potter (Netflix show)