Premise: Institute Benjamenta, or This Dream People Call Human Life, released in 1996, was the first feature-length film by the Brothers Quay, produced by Keith Griffiths and Janine Marmot. It is based on "Jakob von Gunten", a novel written by Robert Walser. It stars Mark Rylance, Alice Krige, and Gottfried John.
Hypothesis: There have been movies produced based on the work of Robert Walser.