Famous for: Keeping criminals off the mean streets of 1970s Manchester
Liz White refuses to buy into the "whole celebrity thing", saying she's unlikely to appear on a reality TV show anytime soon. But the Yorkshire lass is better known than her retiring nature suggests. In 2006 seven million viewers regularly tuned in to catch the sexy WPC in time travel drama Life On Mars, which was described by critics as a cross between The Sweeney and Dr Who . Her screen credits also include A Thing Called Love and Teachers.