Landmarks & buildings
Broadcasting House
Headquarters and registered office of the BBC in London, England, UK
Wikipedia names Broadcasting House as where 4 films and series were filmed; each title’s page links to the sentence that says so. Wikidata records no shoot here yet.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Broadcasting House. Each title’s page links to the sentence that says so.
Filming locations nearby
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Landmarks & buildings
University of Westminster
England · under 1 km
University in Westminster, UK
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Streets & squares Portland Place
England · under 1 km
Street in the Marylebone district of central London, England
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Towns & cities
Marylebone
England · under 1 km
Inner-city area of central London
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Landscapes & nature
Cavendish Square
England · under 1 km
Public square in the West End of London, England
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Towns & cities
Harley Street
England · under 1 km
Street in Marylebone, central London
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Towns & cities
Oxford Street
England · under 1 km
Major road in the City of Westminster in London