A feature-length documentary about the making of the 1988 cult classic Beetlejuice is in the works. The film is being made and directed by French Beetlejuice superfan Fred China and produced by Adam F. Goldberg (The Goldbergs) and Lee Leshen (Back in Time, Ghostheads).
Here's its trailer:
They're currently running a second crowdfunding campaign to cover the cost of more interviews. (To note: For €25 you can get the doc's movie poster --shown above-- which was created by Kyle Lambert, the creator of Stranger Things art.)