Holby City cast as Greg Douglas in series twelve. "Holby City" and "Casualty" are both set in Holby City Hospital, in the fictional county of Wyvern, in the southwest of England close to the Welsh border. The city exterior is represented by Bristol, though "Holby City" is filmed at BBC Elstree Centre in Borehamwood, Hertfordshire. The "Casualty" set in Bristol was not large enough to encompass the surgical ward and operating theatre required for "Holby City", and as a result, some crossover scenes in the first episode had to be shot twice, first on the "Casualty" set and then again at Elstree,
University Hospital Waterford University Hospital Waterford University Hospital Waterford (formerly known as "Ardkeen Hospital", and later "Waterford Regional Hospital" abbreviated as "WRH") is a public teaching hospital located in Waterford, County Waterford, Ireland. It is managed by the Irish Government's Health Service Executive and provides acute-care hospital services, including a 24-hour emergency department, for the population of County Waterford and the South East. In 2008, the hospital served 122,837 out-patients, and 23,367 in-patients, with an average stay of 6.3 nights. In 2009, 65,160 patients presented to the emergency department, of which 17,264 were admitted. 70.7% of all admissions were made via the accident