Natalie Portman speaks to spirits in spellbinding Planetarium clip
Lily-Rose Depp also channels ghosts in footage from Rebecca Zlotowski's period film
Marion Cotillard lusts for love in radiant From the Land of the Moon trailer
Nicole Garcia's Cannes romance also stars Louis Garrel
Critics peg Jean-Luc Godard biopic Redoubtable an 'extended trolling session'
Director is 'a better genre-prankster than he is a dramatist,' one critic writes