Caroline Paterson (born 28 November 1965) in Kirkcaldy, Scotland is a Scottish actress who has appeared in many Scottish television shows such as one-off STV drama, The Steamie and the BBC's Rab C. Nesbitt. However, she is most recognized for her role in EastEnders as Mark Fowler's wife, Ruth. She also appeared as Patricia Cullen in BBC Scotland soap River City.In 2005 she had a one episode appearance in the BAFTA award winning BBC series spooks as Jessica Mortimer. In 2008, Paterson appeared in Coronation Street as police detective D.C. Weller after David Platt pushed his mother, Gail down the stairs of their home, and again in December 2008 to investigate allegations against Tony Gordon. She had a cameo role in the sixth season of Skins as the mother of Franky. Now back starring in River City, as Social Worker, Sandra Devlin.