Daniel Radcliffe

Character: Harry Potter

Rupert Grint

Character: Ron Weasley

Emma Watson

Character: Hermione Granger

Imelda Staunton

Character: Dolores Umbridge

Helena Bonham Carter

Character: Bellatrix Lestrange

Robbie Coltrane

Character: Rubeus Hagrid

Gary Oldman

Character: Sirius Black

Ralph Fiennes

Character: Lord Voldemort

Michael Gambon

Character: Albus Dumbledore

Alan Rickman

Character: Severus Snape

Richard Griffiths

Character: Vernon Dursley

Brendan Gleeson

Character: Alastor 'Mad-Eye' Moody

Jason Isaacs

Character: Lucius Malfoy

Evanna Lynch

Character: Luna Lovegood

Katie Leung

Character: Cho Chang

Warwick Davis

Character: Filius Flitwick

Fiona Shaw

Character: Petunia Dursley

Maggie Smith

Character: Minerva McGonagall

David Thewlis

Character: Remus Lupin

Emma Thompson

Character: Sybill Trelawney

Julie Walters

Character: Molly Weasley

David Bradley

Character: Argus Filch

Tom Felton

Character: Draco Malfoy

Robert Hardy

Character: Cornelius Fudge

George Harris

Character: Kingsley Shacklebolt

Natalia Tena

Character: Nymphadora Tonks

Mark Williams

Character: Arthur Weasley

Harry Melling

Character: Dudley Dursley

Jason Boyd

Character: Piers

Richard Macklin

Character: Malcolm

Kathryn Hunter

Character: Arabella Figg

Miles Jupp

Character: TV Weatherman

Jessica Hynes

Character: Mafalda Hopkirk (voice)

Adrian Rawlins

Character: James Potter

Geraldine Somerville

Character: Lily Potter

Peter Cartwright

Character: Elphias Doge

Brigitte Millar

Character: Emmeline Vance

Timothy Bateson

Character: Kreacher (voice)

James Phelps

Character: Fred Weasley

Oliver Phelps

Character: George Weasley

Bonnie Wright

Character: Ginny Weasley

Jamie Wolpert

Character: Newspaper Vendor

Nicholas Blane

Character: Bob

Daisy Haggard

Character: Lift (voice)

Chris Rankin

Character: Percy Weasley

Sian Thomas

Character: Amelia Bones

Jamie Waylett

Character: Vincent Crabbe

Josh Herdman

Character: Gregory Goyle

Matthew Lewis

Character: Neville Longbottom

Ryan Nelson

Character: Slightly Creepy Boy

William Melling

Character: Nigel 2nd Year

Apple Brook

Character: Wilhelmina Grubbly-Plank

Devon Murray

Character: Seamus Finnigan

Alfred Enoch

Character: Dean Thomas

Afshan Azad

Character: Padma Patil

Shefali Chowdhury

Character: Parvati Patil

Jim McManus

Character: Barman

Nick Shirm

Character: Somewhat Doubtful Boy

Sam Beazley

Character: Everard

John Atterbury

Character: Phineas

Arben Bajraktaraj

Character: Azkaban Death Eater

Richard Leaf

Character: Dawlish

Tony Maudsley

Character: Grawp

Alec Hopkins

Character: Young Severus Snape

Robbie Jarvis

Character: Young James Potter

James Walters

Character: Young Sirius Black

Charles Hughes

Character: Young Peter Pettigrew

James Utechin

Character: Young Remus Lupin

Jason Piper

Character: Centaur

Michael Wildman

Character: Centaur

Richard Cubison

Character: Death Eater

Peter Best

Character: Death Eater

Tav MacDougall

Character: Death Eater

Richard Trinder

Character: Death Eater

Nathan Clarke

Character: Gryffindor Student (uncredited)

David Heyman

Character: Healer in Portrait (uncredited)

Cliff Lanning

Character: Edgar Bones (uncredited)

James Payton

Character: Frank Longbottom (uncredited)

Christopher Rithin

Character: Dennis (uncredited)

Lauren Shotton

Character: Pansy Parkinson (uncredited)

Timothy Spall

Character: Peter Pettigrew (uncredited)

Lisa Wood

Character: Alice Longbottom (uncredited)

Saskia Strallen

Character: Dumbledore's Army Member (uncredited)

Kevin Hudson

Character: Talking Prophecy (uncredited)

River Hawkins

Character: Gryffindor Student (uncredited)