Harry Potter
Ron Weasley
Hermione Granger
Albus Dumbledore
Draco Malfoy
Severus Snape
Rubeus Hagrid
Minerva McGonagall
Vernon Dursley
Quirinus Quirrell
Petunia Dursley
Mr. Ollivander
Argus Filch
Neville Longbottom
Oliver Wood
Goblin Bank Teller / Filius Flitwick / Griphook (voice)
Dudley Dursley
Fred Weasley
George Weasley
Nearly Headless Nick
Percy Weasley
Dean Thomas
Seamus Finnigan
Vincent Crabbe
Gregory Goyle
Madam Hooch
Molly Weasley
Ginny Weasley
Lee Jordan
Griphook
James Potter
Lily Potter
The Fat Lady
Lord Voldemort
The Grey Lady
The Bloody Baron
Station Guard
The Sorting Hat (voice)
Fat Friar
Bartender in Leaky Cauldron
Firenze (voice)
Susan Bones
Diagon Alley Boy
Angelina Johnson
Alicia Spinnet
Katie Bell
Terence Higgs
Marcus Flint
Baby Harry Potter
Slytherin Beater
Adrian Pucey
Trolley Witch (uncredited)
Child at Zoo (uncredited)
Augusta Longbottom (uncredited)
Hogwarts Schoolgirl (uncredited)
Girl in Potion Class (uncredited)
Goblin (uncredited)
Ravenclaw Student (uncredited)
Student (uncredited)
Hogwarts Schoolboy (uncredited)
Lord Draben (uncredited)
Girl with Flowers (uncredited)