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Jessalyn Sarah Gilsig (born November 30, 1971) is a Canadian actress. She portrays Siggy in the History Channel series Vikings.

Biography Edit

She known for her roles in the television series Boston Public, Nip/Tuck and as Will Schuester's ex-wife, Terri Schuester, in Glee.

She also appeared in several episodes of NYPD Blue, Prison Break, and had a recurring role on Heroes, as well as several other series.