‘Jupiter’ Director Alexandre Smia on Making a Nuclear Thriller That Suddenly Feels Terrifyingly Real: ‘We’ve Entered the Third Nuclear Age’

When Alexandre Smia began writing “Jupiter,” his gripping feature directing debut about a newly elected French president confronted with the possibility of nuclear war with Russia, Joe Biden was still in the White House. A year and a half later, as the film prepares to world premiere out of competition at the Venice Film Festival,…