A Dangerous Method is a 2011 historical drama film directed by David Cronenberg. The film stars Keira Knightley, Viggo Mortensen, Michael Fassbender, Sarah Gadon, and Vincent Cassel. Its screenplay was adapted by writer Christopher Hampton from his 2002 stage play The Talking Cure, which was based on the 1993 non-fiction book by John Kerr, A Most Dangerous Method: The Story of Jung, Freud, and Sabina Spielrein. Set in the period from 1902 to the eve of World War I, A Dangerous Method follows the turbulent relationships between Carl Jung, founder of analytical psychology, Sigmund Freud, founder of the discipline of psychoanalysis, and Sabina Spielrein, initially Jung's patient and later a physician and one of the first female psychoanalysts. A co-production between Briti
