Alfred Hitchcock was one of the single most prolific filmmakers of modern times, and his masterpiece Strangers on a Train is yet another shining example of the man at his finest.
Here's a hint for all you spying Peeping Toms out there. Stop! Especially if you're caught and your subject wants to start a relationship with you. This can only lead to terror, torment, and the exact kind of fodder we look for in a horror film!
Relationships can sometimes be a real bitch. Especially when things go a bit sour. Some couples do whatever they can to try and salvage things, like kinky sex and ... well ... murder. I tell ya, folks, sometimes it's a lot safer and more practical just to rub one out and go to sleep.