Kate Walsh
Kathleen Erin Walsh (born October 13, 1967) is an American actress and businesswoman. She is best known for her role as Dr. Addison Montgomery in the ABC medical drama series Grey's Anatomy (2005–2012, 2021–2023, 2026) and Private Practice (2007–2013).
Also recorded as Kathleen Erin Walsh
Kate Walsh

Samhsa · Kate Walsh · Public domain
- Name
- Kate Walsh
- Born
- 13 October 1967
- Birth Name
- Kathleen Erin Walsh
- Birthplace
- San Jose, California, U.S.
- Occupation
- * Actress
- Full name
- Kathleen Erin Walsh.
- Nationality
- United States.
- Education
- University of Arizona, Catalina Magnet High School and Rincon High School.
- Honours
- Satellite Awards.
- Languages
- English.
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Institutions cited
Bibliothèque nationale de France · Deutsche Nationalbibliothek
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Biography
Biography
Walsh is also known for her roles as Nicki Fifer in the ABC sitcom The Drew Carey Show (1997–2002), Rebecca Wright in the NBC legal sitcom Bad Judge (2014–2015), Olivia Baker in the Netflix teen drama series 13 Reasons Why (2017–2019), The Handler in the Netflix superhero drama series The Umbrella Academy (2019–2024), and Madeline Wheeler in the Netflix comedy-drama series Emily in Paris (2020–present).

Kate Walsh at the Romy film awards (Hofburg Imperial Palace in Vienna)
Manfred Werner (Tsui)

Actress Kate Walsh ("Grey's Anatomy") at 2009 WGA Awards in Century Plaza Hotel, Los Angeles.
Kristin Dos Santos · Flickr
Key facts
Key facts
• Name — Kate Walsh • Born — 13 October 1967 • Birth Name — Kathleen Erin Walsh • Birthplace — San Jose, California, U.S. • Partner — Andrew Nixon (2020–present) • Occupation — * Actress • businesswoman • Years Active — 1995–present
Documentary record
Kate Walsh, recorded as an actress, was born on 13 October 1967. The birth is recorded by the Bibliothèque nationale de France.
Early life
Early life
Walsh was born and raised in San Jose, California, the daughter of Angela and Joseph Patrick Walsh Sr. She grew up in a Catholic household in Tucson, Arizona. Her mother is of Italian descent, and her father was Irish, from Navan in County Meath. Walsh graduated from Catalina Magnet High School and studied acting at the University of Arizona before dropping out. Walsh moved to New York City and joined a comedy troupe, Burn Manhattan, supporting herself by waitressing.
Career
Career
Walsh worked at fast-food outlets before modeling and teaching English in Japan in the 1980s. Later, she moved to Chicago and worked with the Piven Theatre Workshop. She performed on National Public Radio in the production of the radio play Born Guilty. Walsh founded Boyfriend LLC, a beauty and lifestyle company, in 2010.
Television roles
Television roles
• Illustration — Walsh at the HBO Post-Emmys Party in 2008. After playing Cathy Buxton in the Homicide: Life on the Street episode "Stakeout" in 1996 and Navy Lieutenant Kirstin Blair in the Law & Order episode "Navy Blues," Walsh's first major television appearance was in 1997, when she appeared on The Drew Carey Show as Drew Carey's love interest, Nicki Fifer. She wore a fatsuit in some episodes of the show. Walsh went on to portray Carol Nelson in HBO's The Mind of the Married Man television series, and played Norm Macdonald's romantic interest in the sitcom The Norm Show. She made a guest appearance on CSI: Crime Scene Investigation as Mimosa, a transgender woman. She sometimes appeared in sketches on Late Night with Conan O'Brien. Walsh had a recurring role on Karen Sisco as Detective Marley Novak in 2003 and 2004. In 2005, she was cast in her breakout role in the ABC series Grey's Anatomy, as Dr. Addison Montgomery, the estranged spouse of Derek Shepherd ("Dr. McDreamy," played by Patrick Dempsey). In February 2007, her Grey's Anatomy character received a spin-off of Grey's Anatomy that began airing in September 2007. Taye Diggs, Tim Daly, Amy Brenneman, Chris Lowell, and Audra McDonald were cast in the spin-off, Private Practice. Walsh would return for six episodes across the fourth through eighth seasons of Grey's Anatomy, including the musical episode "Song Beneath the Song." On June 12, 2012, Walsh announced that the sixth season of Private Practice would be her final season. However, she mentioned she'd be open to reprise her role in Grey's Anatomy for a few guest spots. In 2013, Walsh appeared in Full Circle, a 10-episode ensemble drama series created by Neil LaBute and airing on DirecTV's Audience Network channel. In 2014, Walsh had a supporting role in the first season of FX's television series Fargo. She had a guest starring role in Hulu's original series The Hotwives of Orlando and later starred in the NBC series Bad Judge, which aired for one season. From 2017 to 2019, Walsh starred in the Netflix drama series 13 Reasons Why, as the mother of a child who dies by suicide. Her performance was met with critical acclaim, having been dubbed the "best work" of her career. In 2019 and 2020, Walsh had a significant recurring role as "the Handler" in the Netflix series The Umbrella Academy. Her most recent role has been on Netflix Original, Emily in Paris, where she plays Emily's boss who gets pregnant and can no longer move to Paris for their marketing job, so she sends Emily instead. In September 2021, Walsh announced she would be reprising her role as Dr. Addison Montgomery in the eighteenth season of Grey's Anatomy in a guest starring role. In 2026, it was announced that Walsh would play the lead role in CBS sitcom pilot The Tillbrooks.
Theatre
Theatre
In May 2010, Walsh made her off-Broadway debut opposite Paul Sparks in Atlantic Theater Company's world premiere of Stephen Belber's Dusk Rings a Bell. The new play began previews on May 19 and opened May 27 at Atlantic Stage 2 and played through June 26. The New York Times called it "a sublime, beautifully acted drama." She also had a long theater career in Chicago, which included roles in Happy Birthday Wanda June, The Danube, Moon Under Miami and Troilus and Cressida. In New York, Walsh was a member of the improvisational comedy troupe Burn Manhattan and the New York City Players theater ensemble.
Personal life
Personal life
Walsh married 20th Century Fox executive Alex Young on September 1, 2007. On December 11, 2008, Young filed for divorce, citing irreconcilable differences; the official date of separation in the divorce petition was listed as November 22. On December 24, 2008, Walsh counterfiled for divorce, contesting the date of separation listed in Young's divorce papers. The divorce was finalized on February 5, 2010. In October 2022, Walsh revealed she was engaged to Australian farmer Andrew Nixon. Walsh resides in Perth, Western Australia.
Health
Health
In September 2017, Walsh revealed that she was diagnosed with a benign meningioma in 2015. She underwent surgery for removal of the tumor and took a nine-month break to recover. She underwent a hip replacement in November 2019.
Social and political activism
Television
Television
• Year — Title — Role — Notes • 1996 — Homicide: Life on the Street — Cathy Buxton — Episode: "Stakeout" • Swift Justice — Paula "Paulie" Goddard — Episode: "The Haze" • 1997 — Law & Order — Lt. Kirstin Blair — Episode: "Navy Blues" • 1997–2002 — The Drew Carey Show — Nicki Fifer — Recurring role; 22 episodes • 1998 — Cupid — Heidi — Episode: "Meat Market" • 1999 — Turks — Terry — 1 episode • The Mike O'Malley Show — Marcia — Episodes: "Pilot", "Out of Their League" • 2000 — Cursed — Stace — Episode: "...And Then He Had to Give a Thumbs Up" • 2000–2001 — The Norm Show — Jenny — Recurring role; 5 episodes • 2001 — The — Agent Eve Hilliard — Recurring role; 3 episodes • The Mind of the Married Man — Carol Nelson — Recurring role; 6 episodes • 2003–2004 — Karen Sisco — Marley Novak — Episode: "Nobody's Perfect", "No One's Girl" • 2004 — The — Karen — Recurring role; 3 episodes • CSI: Crime Scene Investigation — Mimosa — Episode: "Ch-Ch-Changes" • Complete Savages — Maggie — Episode: "My Two Sons" • 2005 — Bobby Cannon — London — Television film • Eyes — Kendall Judd — Episode: "Wings" • 2005–2012, 2021–2023, 2026 — Grey's Anatomy — Dr. Addison Montgomery — Main role (seasons 2–3); Special guest star (seasons 1, 4–8, 18–19, 22); 67 episodes • 2007–2013 — Private Practice — Main role; 111 episodes • 2008 — Upright Citizens Brigade: Asssscat — Guest Monologist — Television film • 2009 — King of the Hill — Kat Savage (voice) — Episode: "Uncool Customer" • 2010 — Childrens Hospital — Herself — Episode: "The End of the Middle" • 2011 — Comedy Central Roast of Charlie Sheen — Roaster — Television special • 2013 — Full Circle — Trisha Campbell — Recurring role; 3 episodes • 2014 — Fargo — Gina Hess — Recurring role; 4 episodes • 2014–2015 — Bad Judge — Rebecca Wright — Lead role; 13 episodes Also executive producer • 2015 — Undateable — Customer — Episode: "A Live Show Walks Into a Bar" • 2017–2019 — 13 Reasons Why — Olivia Baker — Main role (seasons 1–2), guest (season 3); 27 episodes • 2019 — Fam — Jolene — Episode: "Jolene, Jolene..." • 2019–2024 — The Umbrella Academy — The Handler — Recurring role (season 1), Main role (season 2), Guest role (seasons 3–4); 15 episodes • 2020–2022 — Emily in Paris — Madeline Wheeler — Recurring role (season 1–3); 8 episodes • 2022 — Sprung_(TV_series)|Sprung — Paula Tackleberry — Recurring role; 5 episodes • 2025 — Optics — Hannah Halston — Guest: Episode 2 • 2026 — The Tillbrooks — Jocelyn Tillbrooks — Lead role
Film roles
Film roles
In 1995, Walsh starred in her first film. Normal Life, a crime drama, was her film debut; she played the sister of a bank robber played by Luke Perry. In Peppermills, she portrayed a kleptomaniac. Walsh appeared in the film Henry: Portrait of a Serial Killer, Part II. She gained attention in a major Hollywood production as Will Ferrell's character's wife in the family comedy, Kicking & Screaming. Walsh has appeared in several other films with Ferrell, including Bewitched and in Wake Up, Ron Burgundy: The Lost Movie, an "alternate film" to Anchorman. In 2003, Walsh appeared in Under the Tuscan Sun. Regarding her lesbian roles, Walsh said: "Do I give off a girl-on-girl vibe, I wonder? Or is it because I'm tall? I guess the chicks just dig me!" Walsh was set to star opposite John Cusack in the supernatural thriller 1408, but had to drop out due to scheduling conflicts. Walsh starred in the biblical horror film Legion, that was released on January 22, 2010. She played Charlie's mother in The Perks of Being a Wallflower.
Film
Film
• Year — Title — Role — Notes • 1996 — Normal Life — Cindy Anderson • 1997 — Peppermills — Lena • Night of the Lawyers — Pressie Brooks (Biker) • 1998 — Henry: Portrait of a Serial Killer, Part II — Cricket • Three Below Zero — Moirat • Heaven — Diner • 2000 — The — Jeannie • 2002 — Anatomy of a Breakup — Lorra • A — Kate • 2003 — Under the Tuscan Sun — Grace • 2004 — After the Sunset — Shelia • Wake Up, Ron Burgundy: The Lost Movie — Sue — Direct-to-DVD • 2005 — Kicking & Screaming — Barbara Weston • Inside Out — Tyne • Bewitched — Sexy Waitress • 2007 — Veritas, Prince of Truth — Nemesii • 2009 — One Way to Valhalla — Raina • 2010 — Legion — Sandra Anderson • 2011 — Angels Crest — Roxanne • 2012 — The Perks of Being a Wallflower — Mrs. Kelmeckis • 2013 — Scary Movie 5 — Mal Colb • 2014 — Dermaphoria — Morell • 2015 — Just Before I Go — Kathleen Morgan • Staten Island Summer — Danny's Mom • Any Day — Bethley • 2017 — Girls Trip — Liz Davelli • Mark Felt: The Man Who Brought Down the White House — Pat Miller • Reality High — Dr. Fiona Shively • If I Forget — Holly Fischer • 2018 — Ideal Home — Kate • 2019 — Almost Love — Elizabeth • 3022 — Jackie Miller • 2020 — Honest Thief — Annie Wilkins • 2021 — Sometime Other Than Now — Kate • What the F*ck Is My Password — Filming
Documentary record
The period of activity is recorded as 1998.
Text attribution
Licensing
Text attribution
Part of the biographical narrative on this page reuses licensed material. Its origin, revision and licence are recorded here.
The biographical narrative on this page is based on the Wikipedia article Kate Walsh (actress), revision 1375225623 (EN edition), by its contributors. VALÉORINE has edited that text and built its own documentary record around it. The reused material is available under CC BY-SA 4.0, and this page's reuse of it is offered under the same licence. Everything else on this page — the chronology, the holdings, the evidence, the plates and the connections — is VALÉORINE's own record. Sources and licences.
Notes from the source article
Cited by Wikipedia
Notes from the source article
These works are cited by the source article, in its own numbering. They are recorded as its citations, not as sources VALÉORINE has verified.
- 1.TVGuide.com. Kate Walsh Biography.
- 2.Roberts, Kaleigh. Everything You Need to Know About the Actors From 'Emily in Paris'. Cosmopolitan. December 21, 2021.
- 3.Bonawitz, Amy. 'Grey's Anatomy' Hits Close To Home. CBS News. October 19, 2006.
- 4.This handsome devil.was my father, Joseph Patrick Walsh, Sr. b Jan 16, 1930 & left us 25yrs. 687372202597957632. January 13, 2016.
- 5.YouTube. Private Practice – Interview Festival TV Monte Carlo 2009 – Partie 1. June 9, 2009.
- 6.Murray, Stephanie. 'Grey's Anatomy' star Kate Walsh to campaign for Harris-Walz in Arizona. The Arizona Republic.
- 7.mycadillacstory.com. Kate Walsh "The Elegant, Sexy and Luxurious CTS".
- 8.Chatelaine.com. Kate Walsh: Interview with the Private. September 21, 2011.
- 9.Melby, Leah. Kate Walsh Hair and Makeup Interview – Kate Walsh Spring Summer Beauty 2012. Real Beauty.
- 10.People.com. Kate Walsh > Biography.
- 11.Veric, Vanja. "Practice" Makes Perfect: An Interview with Kate Walsh. AZFoothills.com.
- 12.Kate Walsh to Be Honored by Piven Theatre Workshop TheaterMania. theatermania.com. September 20, 2010.
- 13.» Kate Walsh & Billy Dec recipients of this year's piven workshop arts, theatre & community awards.
- 14.An evening in Conversation with actress Kate Walsh. The American University of Rome. 2018-09-20.
- 15.Boyfriend Perfume, Hand & Body Crème, & More BoyfriendPerfume.com. Boyfriend.
- 16."Grey's Anatomy" Spin-Off Planned, Dr. Addison Shepherd to Leave Seattle Grace , WSBTV.com, March 5, 2007
- 17.Edward Wyatt. Well-Known Secret: 'Grey's Anatomy' Spinoff for ABC. The New York Times. April 28, 2007.
- 18.Harnick, Chris. Kate Walsh Leaving 'Private Practice': Actress Says Season 6 Will Be Her Last (VIDEO). Huffington Post. June 12, 2012.
- 19.Cheney, Alexandra. Kate Walsh Comes 'Full Circle'. WSJ.com. October 9, 2013.
- 20.Ryan, Maureen. TV Review: '13 Reasons Why' on Netflix. Variety. March 21, 2017.
- 21.Andreeva, Nellie. 'Grey's Anatomy': Kate Walsh To Return In Season 18 As Addison. Deadline. 2021-09-02.
- 22.Andreeva, Nellie. Kate Walsh To Star In CBS Comedy Pilot ‘The Tillbrooks’. Deadline. 2026-03-10.
- 23.Walls, Jeannette. Notes from all over. Today.com. November 1, 2006.
- 24.Mohr, Ian. '1408' books a new tenant. Variety. August 13, 2009.
- 25.Fleming, Michael. Quaid, Walsh join Stewart's 'Legion'. Variety. March 27, 2008.
- 26.Dusk Rings A Bell. The New York Times.
- 27.Private Practice Star Kate Walsh and Paul Sparks to Star in Dusk Rings a Bell at the Atlantic. Broadway.com.
- 28.Wihlborg, Ulrica. Grey's Anatomy's Kate Walsh Marries Movie Executive. People. September 1, 2007.
- 29.Kate Walsh and Her Husband Split. People. December 11, 2008.
- 30.Kate Walsh & Ex Disagree on Date of Split. People. December 24, 2008.
- 31.Lee, Ken. Kate Walsh and Ex to Flip Coin over Furniture in Divorce. People. February 5, 2010.
- 32.Hirini, Rangi. Walsh accidentally reveals she's ENGAGED to WA beau. PerthNow. 2022-10-06.
- 33.Senanayake, Natalia. Kate Walsh Shows Off Her New Home in Australia with Fiance Andrew Nixon: 'I Feel Really Lucky'. People. 2022-12-21.
- 34.Dibdin, Emma. Kate Walsh Reveals She Was Diagnosed With A Brain Tumor Two Years Ago. Cosmopolitan. September 18, 2017.
- 35.Kiki, Meola. Kate Walsh Shows Us Booty and Leg Workouts to Do at Home. Us Weekly. April 2, 2020.
- 36.prnewswire.com. Actress Kate Walsh Partners With The Narcolepsy Network To Raise Awareness Of Narcolepsy. March 5, 2008.
- 37.reuters.com. will.i.am's "Yes We Can Song" Video Awarded Emmy for New Approaches in Daytime Entertainment. June 16, 2008.
- 38.Olanoff, Lynn. Television star Kate Walsh stumps for Barack Obama in Bethlehem. lehighvalleylive.com. The Express-Times. September 13, 2008.
- 39.Parker, Ashley. Hollywood Clamors to Be a Part of Obama's Big Day. nytimes.com. January 11, 2009.
- 40.Hollywood actors' union faces internal rift. ABC News. Reuters. July 25, 2008.
- 41.McNary, Dave. SAG power shifts. Variety. September 18, 2008.
- 42.contactmusic.com. KATE WALSH- WALSH OPENS DOG ADOPTION CENTER. February 8, 2008.
- 43.Plannedparenthood.org. Board of Advocates.
- 44.Na.oceana.org. Oceana Newsletter Fall 2009: Kate Walsh Wants to Get Sea Turtles Off The Hook.
- 45.KATE WALSH.
References
Citations
References
Each reference names the institution holding it, so a reader may go to the document itself.
institutional register
Wikidata, structured authority record Q229979: Kate WalshWikimedia Foundation
General reference
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.
Elsewhere in Film memorabilia
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Social and political activism
Since the summer of 2007, Walsh has been the spokesperson for Narcolepsy Network, working to promote national awareness of narcolepsy through infomercials and DVDs. In January 2008, Walsh participated in a video for Democratic presidential candidate Barack Obama called "Yes We Can," produced by will.i.am of the Black Eyed Peas. She also campaigned for Obama in Arizona, Texas, Nevada, and Pennsylvania. In July 2008, Walsh was nominated as a candidate on the Unite for Strength slate for a place on the national governing board of the Screen Actors Guild (SAG) in elections scheduled for September 18, 2008. On September 18, 2008, Walsh was elected to serve on the SAG board for a three-year term. Walsh supports pet adoption and frequently campaigns for the cause. On February 7, 2008, she cut the ribbon to a new dog adoption center in Times Square. In 2005, Walsh joined the Planned Parenthood Federation of America (PPFA)'s Board of Advocates, and in 2008 received the PPFA Maggie Award for an Artist who Stands Up for Reproductive Health and Freedom. She has participated in numerous Planned Parenthood activities, including national fundraisers, local Planned Parenthood affiliate events, the PPFA Awards Gala, and lobby day on Capitol Hill promoting the need for comprehensive sex education. In January 2009, she spoke at the Planned Parenthood Presidential Inauguration Brunch in Washington, D.C. As announced in late 2009, Walsh partnered with ocean conservancy and advocacy group Oceana to call for increased sea turtle protections. She joined experts from the group on a trip to the Virgin Islands to witness the turtles' hatching and moving to the sea. During the 2016 election, Walsh was a supporter of Hillary Clinton, publicly endorsing her and campaigning for her several times in California, Arizona, New Hampshire, and Virginia.