sentences:  It was first announced on 4 May 2005 that comedian Adrian Edmondson would be making a guest appearance in "Holby City" in July of that year, although the character he would be playing was not disclosed.The storyline running at the time saw established character, General Surgical Consultant Ric Griffin (Hugh Quarshie), depart from Holby to work in his brother's hospital in Ghana, with Registrar Diane Lloyd (Patricia Potter) following on in an attempt to persuade him home.Edmondson's character, Abra Durant, was introduced as a new friend and colleague of Ric's, also working in his brother's clinic.