
It was half-way through watching Poltergeist last night that I realised the message of the film was thus: Planners need to be socially responsible.
A 'typical' American family live in a house that is a carbon copy of all those around them in a bland, but not unpleasant, suburbia. Only - the planners were naughty. Not only did they use up lots of green-field land, not only did they build boring houses in unintelligable twisty unpedestrianised streets... they built over a graveyard.
Whoops.
The result? Well...
And what's worse, is the society is so car-orientated... that when they family flee the house... they jump into the car - only for the father to fumble about for the keys. Why didn't they cycle away or run down the street?
Perhaps these ghosts and gouls were angry about the amount of oil they were burning up too, or the lack of public transport, or...