35 years after “Fitzcarraldo,” Werner Herzog is returning to the Amazon. He isn’t going alone: 48 filmmakers will follow the one-of-a-kind auteur into the jungle for “Filming in Peru with Werner Herzog,” a 10-day workshop put together by Black Factory Cinema. One hopes their ordeal isn’t as arduous as those faced both on and offscreen in “Fitzcarraldo” and “Aguirre, the Wrath of God.”

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The workshop begins on May 1, 2018 and lasts until the 11th, with each participant developing a short film under Herzog’s tutelage; upon completion, Herzog will select the best work for potential inclusion at international festivals. He’s taught similar courses before, often under less conventional circumstances than most workshops, but never in the same location as his two masterworks from 1972 and 1982.

It isn’t for first-timers, however. The workshop’s...