HollywoodReport about HEIL
.

.. Also in Cannes, Storyboard Media and Germany’s A Company are presenting Michael David Pate’s Heilstatten, a found-footage chiller set in a Berlin sanatorium, to international buyers.
Producer Till Schmerbeck, meanwhile, is developing Death Strip, about the spirits of those slain trying to cross the Iron Curtain coming back to haunt the living. “Unlike traditional art house,” he says, “horror really appeals to young audiences, just the group that we need to get back into cinemas.”
https://www.hollywoodreporter.com/news/inside-high-end-horror-films-shaking-up-cannes-1111210