Emmanuelle Frederique Vaugier (, voh-zhee-AY; born June 23, 1976) is a Canadian film and television actress, and model. Vaugier has had recurring roles as Detective Jessica Angell on CSI: NY, Mia on Two and a Half Men, Dr. Helen Bryce on Smallville, FBI Special Agent Emma Barnes on Human Target, and as The Morrigan on Lost Girl. In feature films, Vaugier has appeared alongside Michael Caine and Robert Duvall in Secondhand Lions. She appeared as Addison Corday in Saw II and IV, and had a supporting role in the Josh Hartnett film 40 Days and 40 Nights.