Canadian director James Cameron and U.S. actress Sigourney Weaver pose for the media to promote the latest movie Avatar in Berlin, December 8, 2009. The film opens in German cinemas on December 17. (Reuters Photo) Canadian director James Cameron and U.S. actress Sigourney Weaver pose for the media to promote the latest movie Avatar in Berlin, December 8, 2009. The film opens in German cinemas on December 17. (Reuters Photo) U.S. actress Sigourney Weaver poses for the media to promote the latest movie Avatar in Berlin, December 8, 2009. The film directed by James Cameron opens in German cinemas on December 17. (Reuters Photo) Canadian director James Cameron and U.S. actress Sigourney Weaver pose for the media to promote the latest movie Avatar in Berlin, December 8, 2009. The film opens in German cinemas on December 17. Sources: Reuters