High voltage power lines are not very frightening, spooky music or not. Police helicopters are sent to domestic disturbances. Cops drive around upper middle class neighborhoods at night and shine their spotlights in the windows. Gas main breaks are caused by electrical surges. Garage doors are more resistant to battering than most castle gates.
Kids always sleep in their socks.
Circular saws can precisely fire an irregularly shaped bolt across the room with enough force to knock a man unconscious. Electricity growls before attacking. A sixty pound kid can stop the fall of a man weighing three times that. It is a sliding shower door, just kick the damn thing in. So what you've got to do is to get rid of anything in your house that might have ears to hear it.