has booked a multi-episode arc on
, sources confirm to me exclusively. The Oscar-nominated thesp - and former co-star of HBO's gone-but-not-forgotten
- is playing a psychiatrist who, and I'm just speculating here, may be the one to help Meredith get over her commitment issues, thus paving the way for the
Shonda Rhimes has been hyping.
Meanwhile, Madigan's former
, will fill the "everywoman housewife" role I teased in last week's
husband will be played by
Men in Trees
). I'm guessing one of them will be a patient. Both are on board for two episodes.
, how I miss thee.