 Over the next five years he produced and directed over twenty films, all over the world, and often in hostile circumstances necessitating the use of hidden cameras and undercover filming.In 1976, Segal and a small film crew risked life imprisonment by posing as tourists and illegally filming in Brezhnev's USSR.Using one of the first ever amateur 8 mm film cameras, they shot "A Calculated Risk", the story of Jewish refusenik Natan Sharansky (who went on to become Deputy Prime Minister of Israel) and his campaign to leave for the state of Israel.