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.
Known For
The Dog
Claire
2024
Sting
Sandy
2024
Sometime Other than Now
Kate
2021
Emily in Paris
Madeline Wheeler · (8 episodes)
2020
Honest Thief
Annie Wilkins
2020
3022
Jackie Miller
2019
The Kelly Clarkson Show
(2 episodes)
2019
Almost Love
Elizabeth
2019
The Umbrella Academy
The Handler · (16 episodes)
2019
Fam
Jolene · (1 episode)
2019
Ideal Home
Kate
2018
Mark Felt: The Man Who Brought Down the White House
Pat Miller
2017
If I Forget
Holly Fischer
2017
Girls Trip
Elizabeth Davelli
2017
#realityhigh
Dr. Fiona Shively
2017
13 Reasons Why
Olivia Baker · (27 episodes)
2017
13 Reasons Why: Beyond the Reasons
Self · (3 episodes)
2017
Staten Island Summer
Danny's Mom
2015
Just Before I Go
Kathleen Morgan
2015
Comedy Central Roast of Justin Bieber
Self
2015
Any Day
Bethley
2015
The Late Late Show with James Corden
Self - Guest · (1 episode)
2015
Bad Judge
Rebecca Wright · (13 episodes)
2014
Desiree
Morell
2014
Fargo
Gina Hess · (4 episodes)
2014
The Tonight Show Starring Jimmy Fallon
(1 episode)
2014
Scary Movie 5
Self
2013
The Perks of Being a Wallflower
Mother
2012
Bethenny
Self - Guest · (1 episode)
2012
Angels Crest
Roxanne
2011
Comedy Central Roast of Charlie Sheen
Self - Roaster
2011
Legion
Sandra Anderson
2010
Watch What Happens Live with Andy Cohen
Self - Guest · (3 episodes)
2009
One Way to Valhalla
Raina
2009
Childrens Hospital
Self · (1 episode)
2008
Childrens Hospital
Self (uncredited) · (1 episode)
2008
The Gong Show with Dave Attell
(1 episode)
2008
Private Practice
Addison Montgomery · (111 episodes)
2007
1408
Mike Enslin's Ex-wife (uncredited)
2007
Veritas, Prince of Truth
Nemesii
2007
Asssscat
Monologist
2007
Girl Missing
Abbie Pennington
2007
Rachael Ray
(1 episode)
2006
The Showbiz Show with David Spade
(2 episodes)
2005
Bewitched
Sexy Waitress
2005
Inside Out
Tyne
2005
Kicking & Screaming
Barbara Weston
2005
Eyes
(1 episode)
2005
Eyes
Kendall Judd · (13 episodes)
2005
Grey's Anatomy
Addison Montgomery · (67 episodes)
2005
American Dad!
Teacher (voice) · (1 episode)
2005
American Dad!
Prostitute (voice) · (1 episode)
2005
Wake Up, Ron Burgundy: The Lost Movie
Sue
2004
After the Sunset
Sheila
2004
Complete Savages
Maggie · (1 episode)
2004
The Tony Danza Show
Self · (2 episodes)
2004
Cheap Seats
Rochelle · (79 episodes)
2004
The Men's Room
Karen · (4 episodes)
2004
Karen Sisco
(2 episodes)
2003
Under the Tuscan Sun
Grace
2003
Happy Family
Joanna · (1 episode)
2003
The Ellen DeGeneres Show
Self · (2 episodes)
2003
Comedy Central Roasts
Self · (1 episode)
2003
Jimmy Kimmel Live!
Self · (2 episodes)
2003
The Family Man
Jeannie
2000
The Weber Show
Stace · (1 episode)
2000
CSI: Crime Scene Investigation
Mimosa · (1 episode)
2000
The Mike O'Malley Show
Marcia · (13 episodes)
1999
The Norm Show
(5 episodes)
1999
Turks
Terry · (13 episodes)
1999
Cupid
(1 episode)
1998
Three Below Zero
Moriat Greenberg
1998
Peppermills
Lena
1998
Night of the Lawyers
Pressie Brooks
1997
The View
Self · (4 episodes)
1997
King of the Hill
Katt Savage (voice) · (1 episode)
1997
Henry: Portrait of a Serial Killer, Part 2
Cricket
1996
Swift Justice
(1 episode)
1996
Normal Life
Cindy Anderson
1996
MADtv
Self - Special Guest · (1 episode)
1995
The Drew Carey Show
Nicki Fifer · (22 episodes)
1995
Late Night with Conan O'Brien
Self - Guest · (1 episode)
1993
Homicide: Life on the Street
(1 episode)
1993
LIVE with Kelly and Mark
(2 episodes)
1988
Joint Custody
Florence · (1 episode)
Law & Order
Kirstin Blair · (1 episode)
1990
Romy Award
Self - Presenter · (1 episode)
1990
Golden Globe Awards
Self · (1 episode)
1944