Title: Valerian and the City of a Thousand Planets (2017) Genre: Science Fiction Director: Luc Besson Cast: Cara Delevingne, Dane DeHaan, Clive Owen, Rihanna, Ethan Hawke, John Goodman Plot: A dark force threatens Alpha, a vast metropolis and home to species from a thousand planets. Special operatives Valerian and Laureline must race to identify the marauding menace and safeguard not just Alpha, but the future of the universe. Spoiler: Old infos Luc Besson joined Twitter earlier today and announced his big new Sci-Fi Project 'Valerian'. Starring Dane DeHaan and Cara Delevingne. This is based on the graphic novel of the same name, Valerian.