US actress Allison Williams poses on May 20, 2013 as she arrives for the screening of the film "Blood Ties" presented Out of Competition at the 66th edition of the Cannes Film Festival in Cannes. Cannes, one of the world's top film festivals, opened on May 15 and will climax on May 26 with awards selected by a jury headed this year by Hollywood legend Steven Spielberg. AFP PHOTO / LOIC VENANCE

US actress Allison Williams poses on May 20, 2013 as she arrives for the screening of the film "Blood Ties" presented Out of Competition at the 66th edition of the Cannes Film Festival in Cannes. Cannes, one of the world's top film festivals, opened on May 15 and will climax on May 26 with awards selected by a jury headed this year by Hollywood legend Steven Spielberg. AFP PHOTO / ANNE-CHRISTINE POUJOULAT