Director Peter Weir's compelling, surreal mystery, set in 1900 Australia, centers on a girls' school outing on Valentine's Day to the remote title rock formation and the bizarre events surrounding the disappearance of three of the girls and a teacher. A worldwide sensation is set off, and though one of the girls is later found, she has no memory of the incident. Rachel Roberts, Dominic Guard, Helen Morse, Anne Lambert star in this adaptation of Joan Lindsay's novel. Director's cut; 107 min. Widescreen (Enhanced); Soundtrack: English Dolby Digital 5.1; interviews; bonus documentary "A Recollection: Hanging Rock 1900" (1975); bonus short "Homesdale" (1971); theatrical trailer. Two-disc set.