Kate Walsh has confirmed that she will be returning to the set of ‘Grey’s Anatomy’ for another guest appearance as Dr. Addison Montgomery. She posted to her Instagram, “I’m back in uniform and that can only mean one thing… #GreysAnatomy” Kate joined the show back in season 1 as the estranged wife of Dr. Shepherd (played by Patrick Dempsey” She has since made several guest appearances and starred in her own spinoff series ‘Private Practice which aired from 2007 to 2013. Who is your favorite Grey’s character?
