Millionaire Playboy has wonderfully detailed pictures of the new 5378 Hogwarts Castle set. Head on over there for the video podcast, but here are the highlights for me — the minifigs!
Dolores Umbridge and Hermione Granger both sport new hair:
The weirdest, coolest LEGO head ever on a mystery character (another Deatheater?), and a new Draco Malfoy:
And my favorite, Hermione holding a mandrake root: