To all the aspiring documentary filmmakers with cameras in your hand, passion in your heart, and a brain screaming, “God! Where do I start!” Take a deep breath, because it only gets better from here.

Roher, who previously directed the Oscar-winning “Navalny,” compared the challenge to the scene in “Apollo 13” where engineers must fit “a square peg into a round hole.” What began as a planned ...

There are two kinds of movies that can support a feature-length documentary about their making: masterpieces and disasters. Francis Ford Coppola’s Megalopolis is, somehow, both. Financed with $120 ...