HBO Max gets in on UFO frenzy with movie based on hit non-fiction book HBO Max will soon be home to a movie based on the hit non-fiction book UFOs: Generals, Pilots, and Government Officials Go on the Record by Leslie Kean. The project comes amid a growing number of reports and renewed public interest in the topic of UFOs, which are now popularly referred to as ‘UAPs’ by the government in statements on recently released videos. The project comes from HBO Max and New Line, according to Deadline, which reports that viewers can expect a movie based on the non-fiction book. The movie will revolve around the work of investigative journalist Leslie Kean during her effort investigating the UFO/UAP phenomenon, as well as two others: former Deputy Assistant Secretary of Defense for Intelligence Christopher Mellon and former Pentagon AATIP head Luis Elizondo.