In 2000, the UN's International Fund for Agricultural Development invited Iranian director Abbas Kiarostami to visit Uganda and make a film about the beleaguered African nation's orphans. After two decades of civil wars and an exploding AIDS epidemic, it's estimated that over 1.6 million children have lost one or both parents. In retrospect, UNIFAD'S choice of director isn't that unusual. Though Kiarostami had never before made a film outside his native Iran (nor had he ever shot a feature using digital video), he's a master documentarian and unquestionably one of the cinema's great directors of children. And if anyone could capture the humanity behind the staggering...