Gen Film: Horror
Descriere: Greystone Psychiatric Hospital, or simply Greystone) refers to both the former psychiatric hospital and the historic building that it occupied in Parsippany-Troy Hills Township (formerly part of Hanover Township, New Jersey).
A new facility was built on the large Greystone campus and bears the same name as the aging facility.
Originally opened on August 17, 1876, the hospital was known as the New Jersey State Lunatic Asylum at Morristown. The asylum officially received the familiar Greystone Park name in 1924.