Daniel Radcliffe as Harry Potter

Rupert Grint as Ron Weasley

Emma Watson as Hermione Granger

Robbie Coltrane as Rubeus Hagrid

Michael Gambon as Albus Dumbledore

Gary Oldman as Sirius Black

David Thewlis as Remus Lupin

Timothy Spall as Peter Pettigrew

Alan Rickman as Severus Snape

Tom Felton as Draco Malfoy

Emma Thompson as Sybill Trelawney

Julie Walters as Molly Weasley

Richard Griffiths as Vernon Dursley

Fiona Shaw as Petunia Dursley

Maggie Smith as Minerva McGonagall

David Bradley as Argus Filch

Pam Ferris as Marge Dursley

Dawn French as The Fat Lady

Julie Christie as Madam Rosmerta

Robert Hardy as Cornelius Fudge

Mark Williams as Arthur Weasley

Harry Melling as Dudley Dursley

Adrian Rawlins as James Potter

Geraldine Somerville as Lily Potter

Lee Ingleby as Stan Shunpike

Lenny Henry as Shrunken Head (voice)

Jimmy Gardner as Ernest Prang

Jim Tavaré as Tom

Abby Ford as Young Witch Maid

Oliver Phelps as George Weasley

James Phelps as Fred Weasley

Chris Rankin as Percy Weasley

Bonnie Wright as Ginny Weasley

Devon Murray as Seamus Finnegan

Warwick Davis as Filius Flitwick

Matthew Lewis as Neville Longbottom

Sitara Shah as Parvati Patil

Jennifer Smith as Lavender Brown

Bronson Webb as Slytherin Boy

Josh Herdman as Gregory Goyle

Genevieve Gaunt as Pansy Parkinson

Kandice Morris as Girl 1

Alfred Enoch as Dean Thomas

Annalisa Bugliani as Mother in Portrait

Tess Bu Cuarón as Baby in Portrait

Violet Columbus as Girl with Flowers

Paul Whitehouse as Sir Cadogan

Ekow Quartey as Boy 1

Ricky Sahota as Boy 2

Jamie Waylett as Vincent Crabbe

Sharon Sandhu as Girl 2

Danielle Tabor as Angelina Johnson

Freddie Davies as Old Man in Portrait

Peter Best as The Executioner

Ian Brown as Wizard (uncredited)

Marianne Chase as Rionach O'Neal (uncredited)

Tom Ackerley as Slytherin Student (uncredited)