Britain’s leading role in NATO’s war against Russia in Ukraine and the military targeting of Iran ensured that McCallum’s ...

Ken McCallum, head of the Security Service (MI5), has warned of the serious threat to Britain posed by the Russian and ...

In a speech delivered from the Counter Terrorism Operations Centre (CTOC) on Tuesday in London, MI5 Director General Ken ...

The head of MI5, Ken McCallum, has issued a stark warning about the increasing terror threat from children in Britain. Over ...

James Callis told UPI the Claude Whelan, the MI-5 director he portrays on "Slow Horses," means well, but is in over his head in the spy agency's top position.

Russian officials just piped up over MI5′s recent warning Moscow agents are looking to cause “mayhem” on British streets and ...

LONDON (AP) — Britain is facing a “staggering rise” in attempts at assassination, sabotage and other crimes on U.K. soil by ...

Britain’s MI5 blames Russia, Iran for growing arson, sabotage and criminal actions in London. MI5 chief Ken Mccallum alleged ...

While the UK spy chief recently warned about China's "significant risk" to the country, Britain's Foreign Secretary David ...

State plots by Russia and Iran are joined by renewed efforts from Islamic State and al-Qaeda, and younger far-right ...

Slow Horses' showrunner Will Smith and star Hugo Weaving discuss the events of the Season 4 finale, including the death of ...

MI5 director Ken McCallum warned of an Islamic State resurgence and suggested Iran could attack British citizens if conflict ...