Kathleen Erin "Kate" Walsh (born October 13, 1967) is an American film and television actress, currently known for her role as Dr. Addison Montgomery on the ABC dramas Grey's Anatomy and Private Practice.
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Known for
The Perks of Being a Wallflower (2012)·Grey's Anatomy (2005)·The Umbrella Academy (2019)·1408 (2007)·13 Reasons Why (2017)·Fargo (2014)