‘Downton Abbey’ season 4 spoilers: Elizabeth McGovern, Phyllis Logan on O’Brien’s exit

While we are not going to see any more Dan Stevens or Jessica Brown Findlay on “Downton Abbey” season 4, there is at least one departing actor who is going to stop by for an episode to wrap up the story: Siobhan Finneran, who played the part of the often-ruthless O’Brien on the ITV hit. […]