Denis Villeneuve says phones are "forbidden" on the sets of his movies.The 57-year-old filmmaker reveals that he follows the same approach as fellow director Christopher Nolan when it comes to not allowing the devices during production because he wants members of the cast and crew to be "present" at all times.Denis told the Los Angeles Times newspaper: "Cinema is an act of presence. When a painter paints, he has to be absolutely focused on the colour he's putting on the canvas. It's the same with the dancer when he does a gesture."With a filmmaker, you have to do that with a crew, and everybody has to focus and be entirely in the present, listening to each other, being in relationship with each other."So cellphones are banned on my set too, since Day 1. It's forbidden. When you say cut, you don't want someone going to his phone...