The cast and crew spill some details about what’s coming for the Crawleys and their servants. Julian Fellowes’ British period drama returns to ITV in September in the U.K. and to PBS’ Masterpiece on Jan. 5 in the U.S. Warning: minor spoilers ahead! At BuzzFeed, you can read my latest feature, "25 Secrets About Downton Abbey Season 4," in which I sit down with executive producer Gareth Neame and cast members Michelle Dockery, Laura Carmichael, Phyllis Logan, and Joanne Froggatt to glean some details about what's going on in Season 4 of Downton Abbey . When Downton Abbey returns with its fourth season, it’s February 1922 and six months will have passed since the death of heir Matthew Crawley (Dan Stevens) — who perished after driving off the road shortly after the birth of his son, George — and the Crawley household is still in a state of mourning. But, fortunately, the mourning period won’t last all season, for life must go on for Lady Mary (Michelle Dockery) and t...