Suggestions by @iamabigaillouisa

Josh O'Connor

as Peter Pettigrew in Harry Potter [HBO](story private)

Score: +1

Kristin Scott Thomas

as Minerva McGonagall in Harry Potter [HBO](story private)

Score: +1

Hugh Grant

as Cornelius Fudge in Harry Potter [HBO](story private)

Score: +1

Felicity Jones

as Bellatrix Lestrange in Harry Potter [HBO](story private)

Score: +1

Jonathan Bailey

as Gilderoy Lockhart in Harry Potter [HBO](story private)

Score: +1

Katherine Parkinson

as Molly Weasley in Harry Potter [HBO](story private)

Score: +1

Claire Rushbrook

as Pomona Sprout in Harry Potter [HBO](story private)

Score: +1

Anna Chancellor

as Molly Weasley in Harry Potter [HBO](story private)

Score: -1

Nicola Coughlan

as Pomona Sprout in Harry Potter [HBO](story private)

Score: -1

Caitríona Balfe

as Narcissa Malfoy in Harry Potter [HBO](story private)

Score: +1

Sophie Skelton

as Lily Potter in Harry Potter [HBO](story private)

Score: +1

Adrian Scarborough

as Arthur Weasley in Harry Potter [HBO](story private)

Score: +1

Mark Strong

as Lord Voldemort in Harry Potter [HBO](story private)

Score: +1

Andrew Scott

as Quirinus Quirrell in Harry Potter [HBO](story private)

Score: +1

Aaron Taylor-Johnson

as James Potter in Harry Potter [HBO](story private)

Score: +1

Damian Lewis

as Lucius Malfoy in Harry Potter [HBO](story private)

Score: +1

Andrew Garfield

as Remus Lupin in Harry Potter [HBO](story private)

Score: +1

Ben Barnes

as Sirius Black in Harry Potter [HBO](story private)

Score: +1