By the 1970s and 80s, documentaries began focusing on the grueling reality of production. Notable examples include Hearts of Darkness: A Filmmaker's Apocalypse (1991), which chronicled the chaotic production of Apocalypse Now , and Burden of Dreams (1982), which followed Werner Herzog's obsessive struggle to film in the Amazon.
Failed or notoriously difficult film projects and the visionaries behind them. Lucy and Desi (2022), Listen to Me Marlon (2015)
The genre has shifted from early promotional reels to deeply investigative and philosophical works.
