Tricia Helfer

Tricia Helfer (born April 11, 1974 in Donalda, Alberta) is a Canadian actress, voice actress and former model. She is best known for playing the humanoid Cyclone Number Six in Ronald D. Moore's re-imagined Battlestar Galactica television series. In video games, she voices Sarah Kerrigan / Queen of Blades in the StarCraft II trilogy.