Emmanuelle Vaugier is a French-Canadian film and television actress best known for her 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 appeared, albeit in a minor role, alongside Michael Caine and Robert Duvall in Secondhand Lions. She starred as Addison in Saw II, reprising her role in Saw IV, and had a supporting part in the Josh Hartnett film 40 Days and 40 Nights.