Dementia 13 (1963)
A grasping widow keeps up the pretense that her drowned sister-in-law is still alive to secure her share of a wealthy Irish family's inheritance, faking messages from beyond the grave — until someone at the family estate starts killing the household with an axe.
Francis Ford Coppola made this for Roger Corman on money left over from an Ireland shoot, and though the setup owes a visible debt to Psycho, the séance con and the axe murders that follow are entirely its own nasty invention.
Background
Dementia 13 is one of Francis Ford Coppola’s early features, made for Roger Corman’s company and released in 1963. Coppola shot the film using money and material left over from an earlier Corman production in Ireland. The story, about a widow who keeps up a series of fake messages from a drowned sister-in-law to protect her share of an inheritance, owes a visible debt to Hitchcock’s Psycho, released in 1960. Cast members include William Campbell, Luana Anders, and Patrick Magee.
What to watch for
The film’s most distinctive scenes are its staged seances, in which the widow fakes messages from beyond the grave, and the axe murders that follow in the household. Watch how the Irish estate setting and the family’s tensions build suspense. The plot’s reveals reward attention to small details of the widow’s deception and the characters’ secrets. Coppola’s direction shows his early interest in camera movement and composition, and the film’s violent climax was notable for its time. Patrick Magee’s presence adds menace to a story built around inheritance and greed.