 In 1996, she was cast in her breakout role of Karen Marsden in the comedy drama television series "Cold Feet".She appeared in every episode of the series from 1998 to 2003 and was nominated for a British Comedy Award.From 2002 to 2005, Norris co-starred in the crime drama series "Wire in the Blood" as Carol Jordan, and from 2005 to 2009 co-starred in the BBC One spy drama "Spooks" as Ros Myers.