What IS This movie

[mimasdk]

Hey guys, Help would be appreciated.

A blond guy is taking care of a big house and through a telescope he sees an indian guy with a chainsaw killing a young woman..

Ringing any bells??

cheers
Daniel

[Patient7]

Could it be Body Double, although I don't know why anyone would want to watch it, I couldn't even make it all the way through it was that bad.