<p>The 31st Busan International Film Festival (BIFF) has unveiled a guest lineup headlined by Isabelle Huppert, Maggie Gyllenhaal, Kore-eda Hirokazu, Fan Bingbing and Michelle Yeoh. Huppert brings her latest film, &#8220;All About Corinne,&#8221; to Busan audiences. Gyllenhaal makes her first visit to </p>