If you're in the UK and looking to pick up one of the newly announced Chromecasts, Wuaki.tv has a limited time deal for you. Until the end of today, September 30, you can pick up one of the new, version 2, Chromecasts for £29.99 including shipping with a free copy of the movie, San Andreas.
You'll have to register and wait 7-15 working days for delivery, but free stuff is free stuff. Note it appears to be regional, so there's no guarantee that anyone outside the UK will be able to take advantage. If it sounds like the one for you hit the link below to order.