Exclusive: Tricia Helfer to Crush on Lie to Me's Lightman

Tricia Helfer
Battlestar Galactica alum
Tricia Helfer will guest-star on a Season 3 episode of
Lie to Me, TVGuide.com has learned exclusively.
Fall Preview: Get scoop on your favorite returning showsHelfer will play Naomi, who's attracted to Lightman (
Tim Roth) despite being frustrated by the inability to hide anything from him. But when she calls on Lightman for protection from a violent ex-boyfriend, it's Lightman who begins to wonder if her beauty has impaired his lie-detecting skills.
Best known as Cylon Number Six on
Battlestar, Helfer, 36, currently stars opposite
Dylan McDermott on TNT's
Dark Blue. She also recently guest-starred on USA's
Burn Notice and the series premiere of Fox's
Human Target.
Check out photos of Helfer through her careerHelfer joins a slate of
Lie to Me Season 3
guest-stars that includes Breaking Bad's
Anna Gunn and
Shoshannah Stern. The airdate for Helfer's episode hasn't been scheduled.
Lie to Me wraps its second season Monday, Sept. 13 at 8/7c.
It returns for Season 3 Wednesday, Nov. 10 at 9/8c.