Ethan Hawke Joins Luc Besson's 'Valerian'
Valerian and The City of A Thousand Planets is based on a French 1967 graphic novel by Pierre Christin and Jean-Claude Mézières. It is about the time travelling adventures of Valerian and Laureline, two spatio-temporal agents who protect the Terran Empire, a utopian 28th C Earth and it's neighboring planets.
The film's studio, EuropaCorp, have not yet revealed the role in which Hawke is cast. Filming is expected to start in early next year for a July 2017 release.