In reference to the murder scene in 'Dial M for murder' As you have seen on the screen the best way to do it is with a scissor.
Someone once told me that every minute a murder occurs, so I don't want to waste your time, I know you want to go back to work.
San Francisco would be a good location for a murder mystery.
In films murders are always very clean. I show how difficult it is and what a messy thing it is to kill a man.
One must never set up a murder. They must happen unexpectedly, as in life.
Film your murders like love scenes, and film your love scenes like murders.