 Due to a change in production location, many of the cast from the first series departed; Jay Haher (Zac Patterson), Sonny Muslim (Ryan Patterson), Joe Starrs (Peter Ingham) and Jerome Holder (Maxy King).The building used across the second and third series, plus was former old peoples home The Hollies, on Station Road in Llanishen.The fourth series was filmed at Skomer House, on Marine Parade in Penarth, and the change in location was addressed within the programme for the first time.