Gouzenko was given a new identity, and for the rest of his life he and his family had police protection. He produced a memoir, This Was My Choice (1948), and a novel, The Fall of a Titan, which received the Gov Gen's Award (1954).
Arthur Ewert (b Germany 1890; d Germany 1959), early communist agent in Canada. Ewert immigrated to Canada with his wife Elise in 1914, was arrested in Toronto 23 Mar 1919 under the pseudonym Arthur Brown and expelled as a subversive alien.
A knock on the apartment door froze him in his steps. Another knock, louder, more insistent. The knocking turned to pounding. A voice called his name several times. Finally the pounding stopped and he heard footsteps going down the stairs. He knew he needed help.
Marion De Chastelain, intelligence agent, mother of John De Chastelain, (b 1910, New York, NY; d 1999, Calgary, AB).