Dawn Olivieri (born on 8 February 1981) is an American actress, model and voice actress who has appeared in a number of television shows and feature films. She is currently on the Showtime series House of Lies as a competitive and libidinous management consultant and ex-wife of main character Marty Kaan and mother of Roscoe Kaan. She acted as Janice Herveaux in the third season ... Show More