Or even see things that aren't there.
Quite simply the most dramatic, captivating, sinister and scary intro ever.
On hearing that tune, that voice....it's a must watch.
A timid young boy I must have then been: what parental anxiety could this provoke - but thanks dear mum & dad for letting me join you on the sofa. No permanent fear of aliens created.
Thank the Lord it was just a Quinn Martin Production!