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,
Middlemore Hospital Middlemore Hospital Middlemore Hospital is a major public hospital in the suburb of Middlemore, Auckland, New Zealand. The hospital has approximately 800 beds. There are 24 operating theatres across two sites. Founded in 1947, Middlemore Hospital is the largest hospital in Auckland, with around 4,700 staff providing treatment to more than 91,000 inpatients and over 354,000 outpatients per year (data from 2007). The Emergency Department (ED) is the busiest mixed (adult / paediatric) ED in Australasia, with an annual census of 98,110 patients in 2011, and the rate of presentations to ED increasing at a rate of 5–8% per annum.