Amazon UK has dvd, bluray and steelbook blu-ray for pre-order and the blu-rays are listed as region free. Whether they ship to the states is another question
https://www.amazon.co.uk/Doctor-Who-Shad...69%3A0y-7y
https://www.amazon.co.uk/Doctor-Shada-Bl...69%3A0y-7y
https://www.amazon.co.uk/Doctor-LIMITED-...69%3A0y-7y
Mark
https://www.amazon.co.uk/Doctor-Who-Shad...69%3A0y-7y
https://www.amazon.co.uk/Doctor-Shada-Bl...69%3A0y-7y
https://www.amazon.co.uk/Doctor-LIMITED-...69%3A0y-7y
Mark