The film premiered at the 2008 Cannes Film Festival , then received a rolling worldwide general release that started on August 15 , 2008 , in the United States .
The film continued in various countries until its June 2009 release in Japan .
The film premiered at the 2008 Cannes Film Festival , then received a rolling worldwide general release that started on August 15 , 2008 , in the United States , and continued in various countries until its June 2009 release in Japan .