Jen and a group of friends set out to hike the Appalachian Trail. Despite warnings to stick to the trail, the hikers stray off course—and cross into land inhabited by The Foundation, a hidden community of mountain dwellers who use … Charlotte Vega, Adain Bradley, Bill Sage, Emma Dumont, Dylan McTee, Daisy Head, Matthew Modine Added on HBO 2023-02-02. Youtube Trailer