Suggestions by @kevincarney

Rebecca Root

as Poppy Pompfrey in Harry Potter: The Full-Cast Audio Editions

Laurence Bouvard

as Wilhelmina Grubbly-Plank in Harry Potter: The Full-Cast Audio Editions

David Troughton

as Cuthbert Binns in Harry Potter: The Full-Cast Audio Editions

Keira Knightley

as Dolores Umbridge in Harry Potter: The Full-Cast Audio Editions

James McAvoy

as Alastor Moody in Harry Potter: The Full-Cast Audio Editions

Iwan Rheon

as Remus Lupin in Harry Potter: The Full-Cast Audio Editions

Kit Harington

as Gilderoy Lockhart in Harry Potter: The Full-Cast Audio Editions

Sacha Dhawan

as Quirinus Quirrell in Harry Potter: The Full-Cast Audio Editions

Adeel Akhtar

as Argus Filch in Harry Potter: The Full-Cast Audio Editions

Saoirse Monica-Jackson

as Sybill Trelawney in Harry Potter: The Full-Cast Audio Editions

Tracy-Ann Oberman

as Rolanda Hooch in Harry Potter: The Full-Cast Audio Editions

Bill Nighy

as Horace Slughorn in Harry Potter: The Full-Cast Audio Editions

Fergus Rattigan

as Filius Flitwick in Harry Potter: The Full-Cast Audio Editions

Gemma Whelan

as Pomona Sprout in Harry Potter: The Full-Cast Audio Editions

Daniel Varbanov

as Viktor Krum in Harry Potter: The Full-Cast Audio Editions

Tara Salma

as Fleur Delacour in Harry Potter: The Full-Cast Audio Editions

Hamish Lloyd Barnes

as George Weasley in Harry Potter: The Full-Cast Audio Editions

Hamish Lloyd Barnes

as Fred Weasley in Harry Potter: The Full-Cast Audio Editions

Tom Royal

as Percy Weasley in Harry Potter: The Full-Cast Audio Editions

Joel Fry

as Charlie Weasley in Harry Potter: The Full-Cast Audio Editions