This plays as part of the 2017 San Diego International Film Festival. According to the program notes, "Walter Munk's brilliant "failures" have done more for the planet than most men's successes. His pursuit of daring exploration has changed the way we understand our Blue Planet and literally helped save western civilization. Now, Walter is on a mission to research the unique flying Devil Rays that bear his name. But something's wrong. They've gone missing... " (2017)
This movie is not currently in theaters.