More than a few books exist on the topic of the greatest movie never made, and more often than not, they include visionary director Alejandro Jodorowsky’s proposed adaptation of Dune.
Other incredible examples fill the pages — i.e. James Cameron’s Spider-Man,
Stanley Kubrick’s Napoleon
— but the aborted journey of Frank Herbert’s cult sci-fi novel to the big screen is the only one to earn its own documentary feature about what might have been.