<P> Walder is best known for her recurring roles on Gilmore Girls as Janet Billings , 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 Trevor Wright 's girlfriend in the award - winning independent film Shelter . In 2014 she starred in the horror film Come Back to Me . </P>
<P> Walder is best known for her recurring roles on Gilmore Girls as Janet Billings , 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 Trevor Wright 's girlfriend in the award - winning independent film Shelter . In 2014 she starred in the horror film Come Back to Me . </P>
who plays shannon on how i met your mother
who plays shannon on how i met your mother
Walder
Walder