
Film Review Online has an interview with Kevin Williamson and Julie Plec. They talk about the future of the show.
Read the entire article here. (Spoilers)
Here is an excerpt:
If The Vampire Diaries has a really long run, your vampire actors might start to look older, and vampires don’t age
Kevin Williamson: I have really thought about that, and you know with modern technology we’ll just increase the special effects budget!
There’s a lot of speculation that werewolves are coming.
Kevin Williamson: For everyone who’s been watching, they know that we’ve hinted at it already. And if you’ve read the books you know which character is the first. I’ll tell you it will be triggered by one peculiar activity.