Hitler, Mussolini, Stalin, Mao, Pol Pot, Saddam Hussein, Kim Jong Un: all of them were once children and teenagers before becoming tyrants. Roots of Tyranny delves into the childhood and youth of some of the most terrible dictators of the 20th and 21st centuries. These youthful portraits outline the future essence of the absolute power they would come to wield one day. French narration / Voice-over English narration.