Suggestions by @cvnt1
806 suggestions
Catherine Tate
as Petunia Dursley in HBO Harry Potter
Matt Lucas
as Vernon Dursley in HBO Harry Potter
Eddie Marsan
as Argus Filch in HBO Harry Potter
Siobhán McSweeney
as Professor Pomona Sprout in HBO Harry Potter
Rowan Atkinson
as Horace Slughorn in HBO Harry Potter
Henry Golding
as Gilderoy Lockhart in HBO Harry Potter
Andrew Scott
as Professor Quirrell in HBO Harry Potter
John Boyega
as Barty Crouch Jnr in HBO Harry Potter
Hugh Quarshie
as Barty Crouch Sr in HBO Harry Potter
Ruth Negga
as Rita Skeeter in HBO Harry Potter
Joanna Lumley
as Cornelia Fudge in HBO Harry Potter
Matthew Mcfadyen
as Arthur Weasley in HBO Harry Potter
Alison Wright
as Molly Weasley in HBO Harry Potter
Benedict Wong
as Rubeus Hagrid in HBO Harry Potter
Will Poulter
as Remus Lupin in HBO Harry Potter
Sarah Lancashire
as Professor Minerva McGonagall in HBO Harry Potter
Dev Patel
as Sirius Black in HBO Harry Potter
Josh O'Connor
as Peter Pettigrew in HBO Harry Potter
Matt Smith
as Severus Snape in HBO Harry Potter
Tilda Swinton
as Sybill Trelawney in HBO Harry Potter