Thanks to Den of Geek, we now know more about the contents that will feature on the forthcoming Doctor Who series four box set. The article reveals what extras will be on the box and reveals who will be doing the audio commentaries for each episode. You can view all of the forementioned details here and find out what information we learn from the audio commentaries here. Den of Geek’s review of the box set can also be found here in an article which contains screencaps of some of the special features included on the box. It has also now been confirmed by HMV that the previously reported different Doctor Who series four box set design will be exclusive to their store. You can view more information about HMV's specially designed box set here. What do you think of this news?