Downton Abbey The Complete Collection Blu-Ray £29.97 @ Music Magpie but as I know some people don't wish to use them it is £29.99 with Free Delivery @ Amazon and HMV. This is the newly released (24th October 2016) set containing all the episodes from all the series. Cheapest price I can find at the moment on-line. Deal link takes you to Amazon but will add link for HMV and Music Magpie in first post.
All 52 episodes of the award-winning ITV costume drama following the lives and loves of those above and below stairs in an English stately home. In the first series, set before World War I, the Grantham family, long-time custodians of Downton Abbey, face a crisis when the heir to the estate dies on the Titanic.
zoom.co.uk has just dropped their price in the last hour to £30 which becomes £27 (credit to apogee 00) if you use code SIGNUP10