The headquarters were built in 2007 when MI5 took the lead role for intelligence on Northern Ireland-related terrorism.

MI5 and MI6 Thames-side headquarters could be moved into other government buildings in Whitehall Exclusive: Security services would be relocated into existing Whitehall buildings as part of ...

Former civil servant Stuart Beaton, 61, from Croydon, South London, claims he developed malignant mesothelioma from exposure to asbestos dust while working at MI5's London headquarters.

A retired civil servant who worked at MI5’s headquarters building claims he was left with terminal cancer after repeatedly coming into contact with asbestos inside.

Twenty years ago four Islamist extremist attackers set off suicide bombs that ripped through central London ending and ...

The slow horses of Slow Horses used to be agents, analysts, or operatives working out of the headquarters of MI5, Britain’s domestic counterintelligence agency. But these are not retirees put ...

Though former MI5 director Stella Rimington knows better than anyone that Ian Fleming's From Russia With Love is not a realistic portrayal of life in the intelligence services, she still loves ...

Gary Oldman, who stars as grumpy yet gifted spy boss Jackson Lamb in Apple TV+ hit “ Slow Horses,” has been recruited by the real MI5 – to narrate a Christmas poem. In collaboration with the ...

MI5 took to Instagram to show the images of its former base on Curzon Street, in Mayfair, Central London, which it vacated in 1994 to move to its present base, Thames House.

The King opened Bessborough Gardens when he was Prince of Wales, and it has reportedly served as an MI5 spy school for several decades.

The slow horses of Slow Horses used to be agents, analysts, or operatives working out of the headquarters of MI5, Britain’s domestic counterintelligence agency. But these are not retirees put ...