Hayley Atwell relates the story of Mubin Shaikh, an Islamist extremist who became a spy for the Canadian Security Intelligence Service. Undercover as a member of the terrorist group that would be known as the Toronto 18, Mubin was told that his cover would be blown. What would YOU do? From SPYSCAPE, the headquarters of all things spy. A Cup And Nuzzle production. Series producer: Gemma Newby. Produced by Louise Clarke-Rowbotham. Music by Nick Ryan.