Slow Horses features several MI5 agents whose abilities and skills vary drastically. The central premise of Slow Horses is that a group of problematic MI5 operatives have been ousted from the ...

MI5 will pay compensation and has apologised to a woman who was coercively controlled and attacked with a machete by one of its agents. Her legal claim followed a BBC investigation four years ago, ...

An appeal for information has been sent to all MI5 staff over false evidence the service gave to three courts in a neo-Nazi spy case. MI5's regulator is investigating how it came to make false claims ...