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,
Mid-Western Regional Hospital, Nenagh Mid-Western Regional Hospital, Nenagh The Mid-Western Regional Hospital, Nenagh (formerly known as "Nenagh General Hospital" or "St. Joseph's Hospital") is a public hospital located in Nenagh, County Tipperary, Ireland. It is managed by the Irish Government's Health Service Executive and provides acute hospital services, including a 24-hour emergency department, for the population of County Tipperary. In 2008, the hospital served 9,976 out-patients, and 4,304 in-patients, with an average stay of 5.4 nights. 87.9% of admissions were made via the accident and emergency department. The site has a tradition of caring for sick and infirm that goes back to c. 1200