Netflix is giving a glimpse of the new movie “Leave the World Behind.” The streaming service shared a teaser trailer for the movie yesterday featuring Julia Roberts. The movie follows Amanda (Roberts) and Clay (Ethan Hawke), a couple whose vacation with their children (Charlie Evans, Farrah Mackenzie) is interrupted by an impending apocalypse. Mahershala Ali, Myha'la Herrold and Kevin Bacon also star. Leave the World Behind hits Netflix on Dec. 8.