When did the double agent who was recruited by Arnold Deutsch defect to the Soviet Union ?
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Arnold Deutsch Arnold Deutsch (1903–1942?), variously described as Austrian, Czech or Hungarian, was an academic who worked as a Soviet spy, best known for having recruited Kim Philby. Much of his life remains unknown or disputed.
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Kim Philby Harold Adrian Russell "Kim" Philby (1 January 1912 – 11 May 1988) was a high-ranking member of British intelligence who worked as a double agent before defecting to the Soviet Union in 1963. He served as both an NKVD and KGB operative.
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Jane Horney "Jane" Ebba Charlotta Horney (married Granberg), (8 July 1918 – 20 January 1945) was a Swedish woman, believed to have spied in Denmark for the benefit of Nazi Germany, and to have been killed by the Danish resistance movement on a fishing boat at Øresund, but it has never been confirmed for which nation she actually worked. The Gestapo in Denmark believed that she was an agent for the British or Soviet Union, and after World War II it was denied that she had been a Gestapo agent. Abwehr officers likewise denied, when inquired by Säpo (Swedish intelligence), that she had been their agent.
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Georgy Sudeykin Georgy Porfiryevich Sudeykin (Russian: Георгий Порфирьевич Судейкин ; 11 April 1850 - 16 December 1883 Saint Petersburg) was a Russian Gendarme colonel, the inspector of the "Saint Petersburg Department for Protection of Communal Security and Order". He was killed by his own double agent, Sergey Degayev.
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Vladimir Aleksandrovich Pozner Vladimir Aleksandrovich Pozner (Russian: Влади́мир Алекса́ндрович По́знер ), (1908—1975) was a Russian Jewish émigré to the United States. During World War II he spied for Soviet intelligence while being employed by the United States Government.
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Mathilde Carré Mathilde Carré (30 June 1908 – 30 May 2007), known as "La Chatte", was a French Resistance agent during World War II who turned double agent.
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Oleg Penkovsky Oleg Vladimirovich Penkovsky (Russian: Олег Владимирович Пеньковский ; 23 April 1919 – 16 May 1963), codenamed HERO, was a colonel with Soviet military intelligence (GRU) during the late 1950s and early 1960s who informed the United Kingdom and the United States about the Soviet emplacement of missiles in Cuba.
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Yan Chernyak Yan Chernyak (6 April 1909 – 19 February 1995) was a World War II era spy who led a network of several dozen people in Nazi Germany working for the Soviet Union's military intelligence GRU. He was nicknamed "man without a shadow" for his ability to move around undetected.
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Abdurrahman Fatalibeyli Abdurrahman Fatalibeyli (birth surname Dudanginski, (Russian: Абдулрахман Фаталибейли-Дудангинский , Azerbaijani: "Ədrürrəhman bəy Fətəlibəyli-Düdənginski" ) or Abo Alioglu Fatalibeyli-Dudanginsky Або Алиевич Дудангинский / "Əbo Əliyeviç Düdənginski"), born Abo Dudanginski (June 12, 1908, Dudanga – November 1954, Munich) was a Soviet army major who defected to the German forces during World War II.
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Krystyna Skarbek Maria Krystyna Janina Skarbek, OBE, GM, Croix de guerre (] ; 1 May 1908 – 15 June 1952), also known as Christine Granville, was a Polish agent of the British Special Operations Executive (SOE) during the Second World War. She became celebrated especially for her daring exploits in intelligence and irregular-warfare missions in Nazi-occupied Poland and France.
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Joel Barr Joel Barr (January 1, 1916 – August 1, 1998), also Iozef Veniaminovich Berg and Joseph Berg, was part of the Soviet Atomic Spy Ring.
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Ernest Peter Burger Ernst Peter Burger (September 1, 1906 – October 9, 1975) was a German-American who was a spy and saboteur for Germany during World War II. He was captured but escaped execution. He was deported to Germany in 1948.
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Markus Hess Markus Hess, a German citizen, is best known for his endeavours as a hacker in the late 1980s. Alongside fellow hackers Dirk Brzezinski and Peter Carl, Hess hacked into networks of military and industrial computers based in the United States, Europe and the East Asia, and sold the information to the Soviet KGB for US$54,000. The hacked material included "sensitive semiconductor, satellite, space, and aircraft technologies".
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Sergei Skripal Sergei Skripal (Сергей Скрипаль) is a former Russian officer who was convicted of spying for the United Kingdom.
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Robert Edward Webster Robert Edward Webster (October 23, 1928—November 11, 1999) was an American technician of the Cleveland, Ohio-based Rand Development, who defected to the Soviet Union in 1959 and returned to the United States in 1962. Webster was born in Tiffin, Ohio and educated in Pennsylvania. He served in the United States Navy during World War II.
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Richard Sorge Richard Sorge (October 4, 1895 – November 7, 1944) was a Soviet military intelligence officer, active before and during World War II, working as an undercover German journalist in both Nazi Germany and the Empire of Japan. His codename was "Ramsay" (Russian: Рамза́й ).
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Elizabeth Bentley Elizabeth Terrill Bentley (January 1, 1908 – December 3, 1963) was an American spy for the Soviet Union from 1938 until 1945. In 1945 she defected from the Communist Party and Soviet intelligence and later (1952) became an informer for the U.S. She exposed two networks of spies, ultimately naming over 80 Americans who had engaged in espionage for the Soviets. When her testimony became public in 1948, it became a media sensation and had a major impact on Soviet espionage cases of the 1950s.
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Marion Schultz Marion Miloslavovich Schultz, also Marian Schultz was an asset of the New York KGB working within the immigrant community during World War II. Schultz was a Russian-born American citizen who worked as a mechanic in the Philadelphia Naval Shipyard and was the Chair of the United Russian Committee for Aid to the Native Country (Russian War Relief) and Slavic organizations. Schultz's cover name assigned by Soviet intelligence was 'LAVA'.
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Sergei Ogoltsov Sergei Ivanovich Ogoltsov ("Сергей Иванович Огольцов" in Russian; August 29, 1900 – October 26, 1976) was a Russian member of the Soviet NKVD from 1936 until it was reorganized as the MGB in 1946. He served in the MGB until his arrest in 1953. He was the Deputy Director of State Security (MGB) from July 14, 1951 to August 9, 1951. By the time he was arrested in 1953 he had risen to the rank of Lieutenant General in the NKVD. He was released from prison in 1953 after a short arrest and he retired from the MGB. He died in 1976.
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Yuri Krotkov Yuri Vasilevich Krotkov (Юрий Васильевич Кротков, 11 November 1917 - 26 December 1981) was a Russian dramatist. Working as a KGB agent, he defected to the West in 1963.
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Nikolai Ivanovich Kuznetsov Nikolai Ivanovich Kuznetsov (Russian: Николай Иванович Кузнецов ) (July 27, 1911–March 9, 1944) was a semi-legendary Soviet intelligence agent and partisan who operated in Nazi-occupied Ukraine (Reichskommissariat Ukraine) during World War II who personally killed six high-ranking German officials. His file is still not fully disclosed and will be held until 2025 in the FSB archives. It was not until 1990 that Kuznetsov was officially recognized as a NKVD agent. He used several pseudonyms during his intelligence operations: e.g. Rudolf Schmidt, Nikolai Vasilevitsh Grachev (Николай Васильевич Грачёв) and Oberleutnant Paul Siebert. Kuznetsov was posthumously awarded the title Hero of the Soviet Union.
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Mikhail Ankudinov Mikhail Tikhonovich Ankudinov (September 9, 1905 – January 1974) was a Soviet military intelligence officer during World War II. He served as head of the intelligence directorate of the Leningrad Military District in 1950-1962 and retired from the Soviet Army as a lieutenant-general in 1963.