The Great War is finally over, but entrepreneur Harry Gordon Selfridge (Jeremy Piven) must contend with a tragedy of his own, in the third season of Andrew Davies's PBS series. Even as Selfridge attempts to get his bearings, his rival Lord Loxley (Aidan McArdle) returns, and systematically attempts to seize control of the store. Collected on three discs, here are all ten episodes of the Edwardian drama that Wall Street Journal called "addicting."