More casting annoucments have been made for Harry Potter and the Deathly Hallows:

Croatian actor Rade Serbedzija – Gregorovich in Deathly Hallows.
Chris Rankin – will reprise his role as Percy Weasley
Rod Hunt -  Thorfinn Rowle in Half-Blood Prince, has been cast to reprise his role in Deathly Hallows.
Toby Regbo – teenage Albus Dumbledore
Hazel Douglas – Bathilda Bagshot
Hebe Beardsall – Ariana Dumbledore

Filiming has already started on the 1st installment of the final Harry Potter Book, and is due in theater’s on 11/19/10.