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Knight (Noises Off, "Grey's Anatomy") has been announced to play a political operative, while Rose (Caroline, or Change; "Dreamgirls") will return as a prosecutor. Dallas Roberts will also return to the series as the brother of Alicia (played by Julianna Margulies).
In addition to her duties on "The Good Wife," Rose is also appearing as Taye Diggs' sister on "Private Practice" and will guest star on the Nov. 1 episode of "Elementary" on CBS.
The popular legal drama "The Good Wife" airs Sunday nights at 9 PM on CBS.