<P> Erin Jessica Cahill ( born January 4 , 1980 ) is an American actress . She is best known for her roles as Jen Scotts in Power Rangers Time Force , Ted Mosby 's sister , Heather , in How I Met Your Mother , and Kendra Burke in Saving Grace . She had a recurring role as Felicity in the ABC series Red Widow . She is also noted to be the first lead female character for the Call of Duty franchise , as Chloe ' Karma ' Lynch in Call of Duty : Black Ops II . </P>
<P> Erin Jessica Cahill ( born January 4 , 1980 ) is an American actress . She is best known for her roles as Jen Scotts in Power Rangers Time Force , Ted Mosby 's sister , Heather , in How I Met Your Mother , and Kendra Burke in Saving Grace . She had a recurring role as Felicity in the ABC series Red Widow . She is also noted to be the first lead female character for the Call of Duty franchise , as Chloe ' Karma ' Lynch in Call of Duty : Black Ops II . </P>
who played ted 's sister on how i met your mother
who played ted 's sister on how i met your mother
Erin Jessica Cahill
Erin Jessica Cahill