Heather Donahue

Chosen for her improvisational ability following five call-back auditions, she found herself, along with fellow actors Joshua Leonard and Michael Williams, smack in the middle of a conceptual piece, filming the raw footage that would become "Blair Witch" after a two-day crash course on how to load and operate both 16mm and Hi-8 video cameras. Equipping their charges with Global Positioning System (GPS) headsets, the directors deposited them in …