June Whitfield will appear in the Ab Fab soap next week as Sister Ruth . Her character will offer advice to anguished Kat , played by Jessie Wallace . 'It was an absolute delight to work with Jessie ' , BBC actress said .
June Whitfield will appear in the BBC soap next week as Sister Ruth . Her character will offer advice to anguished Kat , played by Jessie Wallace . 'It was an absolute delight to work with Jessie ' , Ab Fab actress said .