A widow deceives her late husband's mother and brothers into thinking he's still alive when she attends the yearly memorial to his drowned sister, hoping to secure his inheritance, but her cunning is no match for the demented, axe-wielding thing roaming the grounds of the family's Irish estate.
CountryIreland / USA
Runtime1 hour 15 minutes
Production year1963
World premiere7 August 1963
Release date
25 September 1963
Canada
18A
18 November 1966
Denmark
18 October 1980
Germany
1 December 1964
Great Britain
17 June 1964
Italy
5 January 1967
Mexico
C
8 March 1965
Sweden
Also known as
Dementia 13, Demencia 13, Demência 13, The Haunted and the Hunted, Demencia, Dementia, Djævelens borg, Fright Night, Nattens skräcknäste, Obłęd, Parafrosyni, Terrore alla 13ª ora, Παραφροσύνη, Безумие 13, Луди сънища, ディメンシャ13