CANNES, FRANCE - MAY 14: Actors Kim Su-an and Gong Yoo attend the "Train To Busan (Bu_San-Haeng)" photocall during the 69th Annual Cannes Film Festival on May 14, 2016 in Cannes, France. (Photo by Stephane Cardinale - Corbis/Corbis via Getty Images)
CANNES, FRANCE - MAY 14: Actors Kim Su-an and Gong Yoo attend the "Train To Busan (Bu_San-Haeng)" photocall during the 69th Annual Cannes Film Festival on May 14, 2016 in Cannes, France. (Photo by Stephane Cardinale - Corbis/Corbis via Getty Images)