Suggestions by @nickienicks

Peter Capaldi

as Mr. Borgin in Harry Potter (HBO Max Series)

Christian Bale

as Arthur Weasley in Harry Potter (HBO Max Series)

Rosamund Pike

as Mrs. Mason in Harry Potter (HBO Max Series)

Anthony Hopkins

as Mr. Mason in Harry Potter (HBO Max Series)

Steve Carell

as Dobby in Harry Potter (HBO Max Series)

Anya Taylor-Joy

as Madame Pomfrey in Harry Potter (HBO Max Series)

Chiwetel Ejiofor

as Firenze in Harry Potter (HBO Max Series)

Ryan Potter

as Magorian in Harry Potter (HBO Max Series)

Vanessa Kirby

as Madame Pince in Harry Potter (HBO Max Series)

Chris Pratt

as James Potter in Harry Potter (HBO Max Series)

Andy Serkis

as Professor Flitwick in Harry Potter (HBO Max Series)

Cate Blanchett

as Madame Hooch in Harry Potter (HBO Max Series)

Angela Bassett

as Professor Sinistra in Harry Potter (HBO Max Series)

Ian McKellen

as Professor Binns in Harry Potter (HBO Max Series)

Meryl Streep

as Professor Sprout in Harry Potter (HBO Max Series)

Jamie Lee Curtis

as The Fat Lady in Harry Potter (HBO Max Series)

Jon Hamm

as Professor Snape in Harry Potter (HBO Max Series)

Benedict Cumberbatch

as Argus Filch in Harry Potter (HBO Max Series)

Josh Gad

as The Sorting Hat in Harry Potter (HBO Max Series)

Zac Efron

as Peeves the Poltergeist in Harry Potter (HBO Max Series)