Terrified Reece Pitman, 12, heard whistling — and used his mobile to film the shadowy being.
It came days after his nine-year-old sister complained that someone was mysteriously finishing her jigsaws at night.
The lad showed the amazing footage — which must be seen to be believed — to mum Tonia, 38.
She said: “Reece looked scared witless.
“In the clip a white shadow appears from my bedroom followed by the dark image of a man.
"It crosses the landing and disappears when it reaches the banisters.”
Article w/video