BBFC posted a list of 27mins of special features on the release:
POLITICS FOR THE SAKE OF POLITICS (FEATURETTE) 03:46
TWO HOUSES (FEATURETTE) 10:41
SEPTEMBER 25 2012 - COMPANY STAGE IN EDGEWOOD MARYLAND - TABLE READ OF EPISODES 12 & 13 (FEATURETTE) 07:28
THE DIRECT ADDRESS (FEATURETTE) 05:31
http://www.bbfc.co.uk/releases/house...-1-added-value