SPY chiefs probed a suspected “Russian double agent” at the heart of MI6 in a 20-year global operation, it has been revealed.

The new MI6 chief Blaise Metrewelis family past has come under scrutiny after reports revealed her grandfather was a Nazi spy ...

The grandfather of the incoming chief of MI6 was a leading Nazi collaborator who boasted of killing Jews, it has been ...

Handwritten letters to his Nazi superiors boast of Dobrowolski “personally” taking part “in the extermination of the Jews” ...

The new MI6 chief is reportedly the granddaughter of a Nazi spy known as the “butcher”, according to unearthed documents.

Blaise Metreweli’s grandfather, Constantine Dobrowolski, defected from the Red Army to become Nazi Germany’s chief informant ...

Unprecedented probe was led by MI5, UK's domestic security agency, and is understood to have lasted for nearly two ...

Blaise Metreweli's paternal grandfather had reportedly sent letters to superiors saying he 'personally' took part in ‘the ...

The grandfather of incoming head of MI6 Blaise Metreweli was a Nazi spy known as 'The Butcher,' reports have claimed.

Documents reveal the new MI6 chief’s grandfather was a Nazi spy known as the ‘butcher’. Discover the shocking details.