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."
Movie Appearances

Cupid
as Trina
2012

Shelter
as Tori
2007

Extreme Movie
as Drunk Girl
2008

Come Back to Me
as Sarah
2014

The Neighbor
as Nancy
2007

A Christmas to Treasure
as Tipper Tisdale
2022

The Energy Specialist
as Paige
2016

McBride: Semper Fi
as Kaia Rourke
2007

The Open House
as Allison
2018

It Happened in L.A.
as Zafu Girl
2017

30 Nights
as Megan
2018

Always and Forever
as Lindsay Taylor
2009
TV Appearances

How I Met Your Mother
as Shannon
2005

CSI: Miami
as Melinda Carson
2002

Cold Case
as Beth Adams (1978)
2003

Law & Order: Special Victims Unit
as Carey Thorne
1999

Without a Trace
as Claire Norton
2002

The New Adventures of Old Christine
as Hannah
2006

Gilmore Girls
as Janet Billings
2000

Saving Grace
as Patty
2007

Trust Me
as Jacy
2009

New Girl
as Cheryl
2011

Hustle
as Janet
2004

Mad Men
as Sherry
2007
