"We start this season, there's a much more unified front with the marriage, the marriage is very real now," she explained. "If last season was sort of a metaphor on marriage and how complicated it is, I feel like this season is a metaphor for family, keeping outside forces out."
But in spite their best efforts to be normal, Russell and Matthew Rhys's characters are always "using [their] sexuality to get secrets or to get information."
The second season of The Americans, a period drama series about two KGB agents pretending to be Americans, premieres Wednesday night at 10 p.m. on FX. In the meantime, you can check out Russell's interview below.
2014: The Year in Music [PHOTOS]