Daniel Radcliffe (Harry Potter), Rupert Grint (Ron Weasley), Emma Watson (Hermine Granger), David Thewlis (Professor Remus Lupin), Gary Oldman (Sirius Black), Alan Rickman (Severus Snape), Robbie Coltrane (Rubeus Hagrid), Michael Gambon (Albus Dumbledore), Maggie Smith (Professor Minerva McGonagall), Emma Thompson (Professor Sybill Trelawney), Richard Griffiths (Vernon Dursley), Fiona Shaw (Petunia Dursley), Pam Ferris (Magdalena Dursley), Harry Melling (Dudley Dursley), Adrian Rawlins (James Potter), Geraldine Somerville (Lily Potter), Tom Felton (Draco Malfoy), Lee Ingleby (Stan Shunpike), Lenny Henry (Shrunken Head), Matthew Lewis (Neville Longbottom), Jimmy Gardner (Busfahrer Ernie), Bonnie Wright (Ginny Weasley), Robert Hardy (Cornelius Fudge), Oliver Phelps (George Weasley), James Phelps (Fred Weasley), Chris Rankin (Percy Weasley), Julie Walters (Mrs. Molly Weasley), Mark Williams (Mr. Arthur Weasley), Devon Murray (Seamus Finnegan), Warwick Davis (Zauberer), David Bradley (Argus Filch), Jennifer Smith (Lavender Brown), Bronson Webb (schlitternder Junge), Josh Herdman (Gregory Goyle), Genevieve Gaunt (Pansy Parkinson), Alfred Enoch (Dean Thomas), Dawn French (dicke Frau im Gemälde), Dean Thomas (Alfie Enoch), James Potter (Adrian Rawlins)