There are a lot of questions for Anna and Bates still. There’s this thing between them where they both know they’re not quite being honest with each other. In her heart-of-hearts she thinks Bates is innocent, but she has doubts, "this niggle." She sort of can’t leave it alone. I guess it will all unravel.
Joanne Froggatt on Series 5
'Downton Abbey' Season 5 Press Tour Live-Blog