Michelle Trachtenberg
Biography
Michelle Christine Trachtenberg (October 11, 1985 – February 26, 2025) was an American television and film actress. She is known for her roles as Dawn Summers in the television series Buffy the Vampire Slayer (2000–03) and as Georgina Sparks in Gossip Girl (2007–2012), and in the films Harriet the Spy (1996); Inspector Gadget (1999); EuroTrip (2004); Ice Princess (2005); Black Christmas (2006) and 17 Again (2009).
Known For
TV
Watch What Happens Live with Andy Cohen
Self - Guest
2009
TV
Law & Order
Dinah Driscoll (uncredited)
1990
TV
House
Melinda Bardach
2004
TV
Criminal Minds
Diane Turner
2005
TV
NCIS: Los Angeles
Lily Lockhart
2009
TV
The View
Self
1997
TV
Law & Order: Criminal Intent
Lisa Willow Tyler
2001
TV
Jimmy Kimmel Live!
Self
2003
TV
Buffy the Vampire Slayer
Dawn Summers
1997
TV
Sleepy Hollow
Abigail Adams
2013
TV
Late Night with Conan O'Brien
Self - Guest
1993
TV
Gossip Girl
Georgina Sparks
2007
TV
Last Week Tonight with John Oliver
Voice Over (voice)
2014
TV
Robot Chicken
Gummy Bear / Wife / Woman (voice)
2005
TV
Weeds
Emma Karlin
2005
TV
Six Feet Under
Celeste
2001
TV
Punk'd
Self
2003
TV
Late Night with Jimmy Fallon
Self
2009
TV
The Hills
Self
2006
TV
The Wonderful World of Disney
1997
Filmography
2024FilmSpyralas Michelle Cody White (voice)2023FilmUnicorn Boyas Violet (voice)2021TVMeet, Marry, Murderas Self - Host2021TVGossip Girlas Georgina Sparks2021TVCelebrity Wheel of Fortuneas Self - Contestant2018TVHuman Kind Ofas Judy (voice)2016FilmSister Citiesas Dallas Baxter2015FilmThe Christmas Giftas Megan2015TVGuidanceas Anna2014FilmThe Scribbleras Alice2014TVLast Week Tonight with John Oliveras Voice Over (voice)2013FilmKilling Kennedyas Marina Oswald2013TVSleepy Hollowas Abigail Adams2013TVHollywood Game Nightas Self2013FilmSexy Evil Geniusas Miranda Prague2011TVLove Bitesas Jodie2011FilmTake Me Home Tonightas Kitchelle Storms2010FilmDC Showcase Original Shorts Collectionas Bar Girl (segment "Jonah Hex") (voice)2010FilmDC Showcase: Jonah Hexas Bar Girl (voice)2010FilmCop Outas Ava2010FilmTeenage Paparazzoas Self (uncredited)2009TVMercyas Chloe Payne2009TVNCIS: Los Angelesas Lily Lockhart2009TVThe Super Hero Squad Showas Valkyrie2009TVWatch What Happens Live with Andy Cohenas Self - Guest2009Film17 Againas Maggie O'Donnell2009TVLate Night with Jimmy Fallonas Self2009FilmAgainst the Currentas Suzanne2008FilmThe Circuitas Kylie Shines2008FilmDragonlance: Dragons of Autumn Twilightas Tika (voice)2007TVGossip Girlas Georgina Sparks2007FilmMay All Your Christmases Be Blackas Self2006FilmBlack Christmasas Melissa Kitt2006FilmBeautiful Ohioas Sandra2006TVThe Hillsas Self2005TVCriminal Mindsas Diane Turner2005TVWeedsas Emma Karlin2005FilmThe Dive from Clausen's Pieras Carrie Beal2005FilmMysterious Skinas Wendy Peterson2005FilmIce Princessas Casey Carlyle2005TVRobot Chickenas Gummy Bear / Wife / Woman (voice)2004TVHouseas Melinda Bardach2004FilmEuroTripas Jenny2004TVBest Week Ever2004TVOn Air with Ryan Seacrestas Self2003TVPunk'das Self2003TVJimmy Kimmel Live!as Self2001TVTruth or Scareas Self - Host2001TVLaw & Order: Criminal Intentas Lisa Willow Tyler2001TVSix Feet Underas Celeste2000FilmCan't Be Heavenas Julie2000FilmA Father's Choiceas Kelly McClain1999FilmInspector Gadgetas Penny1998FilmRichie Rich's Christmas Wishas Gloria1998TVGuys Like Usas Katie1997TVThe Wonderful World of Disney1997TVMeegoas Maggie Parker1997TVThe Viewas Self1997TVFigure It Outas Self1997TVBuffy the Vampire Slayeras Dawn Summers1996FilmA Holiday for Loveas Noelle Murphy1996TVBlue's Clues1996FilmHarriet the Spyas Harriet M. Welsch1996TVThe Rosie O'Donnell Showas Self - Guest1996TVSpace Cases1995TVMADtvas Self1995FilmMelissaas Lena1993TVThe Adventures of Pete & Peteas Nona Mecklenberg1993TVDave's Worldas Angela1993TVLate Night with Conan O'Brienas Self - Guest1990TVLaw & Orderas Dinah Driscoll (uncredited)1983TVReading Rainbowas Self - Narrator (voice)