First film that made you quake in your pants

[Vampix]

Originally Posted by Linbro

'The Haunted House of Horror', when I was about 11. Had a huge effect on me, though I had no idea of the title until Dave Boy and Bizzare_eye helped me out in the 'help with name of film' thread. The DVD is on its way to me now, and I'm...apprehensive!

I remember watching THHOH on TV at a young age, and it having a effect on me too. I found it to be pretty scary at the time, and surprisingly violent and bloody. It would have been even better if David Bowie had played the psycho killer in the film (as was originally intended).