
Soviet defector Igor Gouzenko appears on Canadian television in a hood, 1966.
A cipher clerk at the Soviet embassy in Ottawa, Gouzenko defected in 1945 with proof that the Soviet Union had been spying on its wartime allies: Canada, the United States and Britain. He sought asylum for himself and his family in Canada: https://thecanadianencyclopedia.ca/en/article/igor-sergeievich-gouzenko