
Katie Walder
Biography
Katie Elizabeth Walder is the youngest of 5 children - 2 brothers and two sisters. She started acting at a young age in musicals and plays in school, and did some print work as a young teen in such magazines as Teen and YM. She went on to study theatre in college, and upon moving to NYC after graduation, started working professionally in theatre with notable Broadway directors such as Michael Greif (original director for "Rent"), Keith Reddin and Daniel Aukin. Katie soon moved to Los Angeles and quickly landed a recurring role on the 4th Season of Gilmore Girls (2000) as "Janet Billings", the quirky/tough/athletic college roommate of Rory. She has been working steadily in film & TV ever since.
Along with Gilmore Girls, Walder is best known for her recurring roles on How I Met Your Mother as Shannon and Mad Men as Sherry. She has appeared in over 40 television shows, including New Girl, Franklin & Bash, Fairly Legal, The Good Wife, Supernatural, and Rules of Engagement. In 2007, she played Tori (Zach's girlfriend) in the award-winning independent film "Shelter." In 2014, she starred in the horror film "Come Back to Me."
Known For

TV
Supernatural
Fate / Atropos
2005

TV
Law & Order: Special Victims Unit
Carey Thorne
1999

TV
The Mentalist
Nancy Sterling
2008

TV
CSI: Miami
Melinda Carson
2002

TV
Grimm
Elisha
2011

TV
S.W.A.T.
Stacey
2017

TV
How I Met Your Mother
Shannon
2005

TV
The Good Wife
Jennifer Lewis
2009

TV
Mad Men
Sherry
2007

TV
Gilmore Girls
Janet Billings
2000

TV
Cold Case
Beth Adams (1978)
2003

TV
Without a Trace
Claire Norton
2002

TV
New Girl
Cheryl
2011

TV
Scorpion
Jane Addison
2014

TV
Lethal Weapon
Denise Barnes
2016

TV
How to Get Away with Murder
Kelly Bryce
2014

TV
Station 19
Nancy
2018

TV
Hustle
Janet
2004

TV
Franklin & Bash
Kerry Dutton
2011

TV
The New Adventures of Old Christine
Hannah
2006
Filmography
2022FilmA Christmas to Treasureas Tipper Tisdale2018Film30 Nightsas Megan2018TVStation 19as Nancy2018FilmThe Open Houseas Allison2017FilmIt Happened in L.A.as Zafu Girl2017TVS.W.A.T.as Stacey2016TVLethal Weaponas Denise Barnes2016FilmThe Energy Specialistas Paige2014TVHow to Get Away with Murderas Kelly Bryce2014TVScorpionas Jane Addison2014FilmCome Back to Meas Sarah2012FilmCupidas Trina2011TVGrimmas Elisha2011TVNew Girlas Cheryl2011TVFranklin & Bashas Kerry Dutton2009TVThe Good Wifeas Jennifer Lewis2009TVTrust Meas Jacy2008FilmExtreme Movieas Drunk Girl2008TVThe Mentalistas Nancy Sterling2007FilmThe Neighboras Nancy2007TVSaving Graceas Patty2007TVMad Menas Sherry2007FilmShelteras Tori2007TVRules of Engagementas Claire2007FilmMcBride: Semper Fias Kaia Rourke2006TVThe New Adventures of Old Christineas Hannah2005TVHow I Met Your Motheras Shannon2005TVSupernaturalas Fate / Atropos2004TVHustleas Janet2003TVCold Caseas Beth Adams (1978)2002TVWithout a Traceas Claire Norton2002TVCSI: Miamias Melinda Carson2000TVGilmore Girlsas Janet Billings1999TVLaw & Order: Special Victims Unitas Carey Thorne