Daniel Radcliffe, Emma Watson and Rupert Grint reprise their roles as Harry Potter, Hermione Granger and Ron Weasley in Harry Potter and the Half-blood Prince, the sixth film in the series.
Main cast
- Harry PotterDaniel RadcliffeMain
- Hermione GrangerEmma WatsonMain
- Ron WeasleyRupert GrintMain
- Albus DumbledoreMichael GambonMain
- Severus SnapeAlan RickmanMain
Supporting cast
- Horace SlughornJim BroadbentSupp
- Draco MalfoyTom FeltonSupp
- Ginny WeasleyBonnie WrightSupp
- Rubeus HagridRobbie ColtraneSupp
- Bellatrix LestrangeHelena Bonham CarterSupp
- Minerva McGonagallMaggie SmithSupp
- Lord VoldemortRalph FiennesSupp
Guest & voice
- Luna LovegoodEvanna LynchGuest
- Narcissa MalfoyHelen McCroryGuest
- Fenrir GreybackDave LegenoGuest
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About this cast
Harry Potter and the Half-Blood Prince is the sixth film in the Harry Potter series, released in 2009. It follows Harry as he learns about Voldemort’s past with the help of Dumbledore, while navigating teenage romance and a mysterious potions textbook. The main cast includes Daniel Radcliffe, Emma Watson and Rupert Grint, with Jim Broadbent joining as Horace Slughorn.
FAQs
Who plays Harry Potter in Harry Potter and the Half-Blood Prince?
Daniel Radcliffe plays Harry Potter.
Who plays Hermione Granger in Harry Potter and the Half-Blood Prince?
Emma Watson plays Hermione Granger.
Who plays Ron Weasley in Harry Potter and the Half-Blood Prince?
Rupert Grint plays Ron Weasley.
Who plays Horace Slughorn in Harry Potter and the Half-Blood Prince?
Jim Broadbent plays Horace Slughorn.
Who plays Draco Malfoy in Harry Potter and the Half-Blood Prince?
Tom Felton plays Draco Malfoy.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026