Cast members attend the photocall for 'Everybody Knows (Todos Lo Saben)' during the 71st annual Cannes Film Festival at Palais des Festivals in Cannes, France on May 9, 2018. The 71st Cannes International Film Festival rose its curtain on Tuesday with a gathering of movie industry professionals and cinema stars headed from all over the world to the French Riviera. (Xinhua/Luo Huanhuan)?