Cas Actor Geraldine Somerville ByCheryl Griffin Published January 13, 2010 APPEARANCE : S5 E12 ‘All’s Fair’CHARACTER : RuthSTORYLINE : A diabetic young woman, Ruth, is brought in and Ash, a fellow sufferer, helps advise her.ACTOR FAMED FOR : Susan Penhaligon in Cracker Links In this article: You May Also Like