Fans of The Prisoner (https://en.wikipedia.org/wiki/The_Prisoner https://en.wikipedia.org/wiki/The_Prisoner) have been doing this for years: http://www.theunmut

Fans of The Prisoner (https://en.wikipedia.org/wiki/The_Prisoner https://en.wikipedia.org/wiki/The_Prisoner) have been doing this for years: http://www.theunmutual.co.uk/locationsguide.htm http://www.theunmutual.co.uk/locationsguide.htm A scene from The Prisoner was shot in the GEC Marconi building in Borehamwood (now demolished). This was where the Elliott 803 computer (https://en.wikipedia.org/wiki/Elliott_803 https://en.wikipedia.org/wiki/Elliott_803) was designed and built. Tony Hoare worked there.