Biography
Jessalyn Gilsig (born November 30, 1971) is a Canadian actress known for her roles in the television series Boston Public, Nip/Tuck and as Will Schuester's ex-wife Terri Schuester in Glee. She has also appeared in several episodes of NYPD Blue, Prison Break, and Heroes as well as several other series.
Description above from the Wikipedia article Jessalyn Gilsig, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Filmography
Cast Credits

1923
Character: Beverly Strafford
TV • 2022

Big Shot
Character: Holly Barrett
TV • 2021

Spree
Character: Andrea
MOVIE • 2020

Cognitive
Character:
MOVIE • 2019

Grand Hotel
Character: Roxanne
TV • 2019

The Sweetheart
Character: Samantha
MOVIE • 2018

Rescue Dogs
Character: Sandpiper - Narrator (voice)
MOVIE • 2016

Chicago Med
Character: Ainsley Towne
TV • 2015

Vikings: Athelstan's Journal
Character: Siggy (archive footage)
TV • 2015

Angels and Ornaments
Character: Corrine Nelson
MOVIE • 2014

Vikings
Character: Siggy Haraldson
TV • 2013

Somewhere Slow
Character: Anna Thompson
MOVIE • 2013

Smart Cookies
Character: Julie
MOVIE • 2012

Scandal
Character: Vanessa Moss
TV • 2012
About Fifty
Character: Jessica
MOVIE • 2011

Harry's Law
Character: Brianna Marsh
TV • 2011

The Stepfather
Character: Julie King
MOVIE • 2009

The Good Wife
Character: Janie Ludwig
TV • 2009

Glee
Character: Terri del Monico
TV • 2009

Shatner's Raw Nerve
Character: Self
TV • 2008