Farnoush Hamidian and a guest attend the “The French Dispatch” screening during the 74th annual Cannes Film

If they’re inexperienced, they’ll probably feel shy. Not always, mind you, but from my experience if they’re just starting out, the last thing that they’ll want is 10 people staring at them while they pose. So be gentle and kind – ask them if they’d prefer a closed set! Would they feel more confident if it was just you and her/him? If so, kindly ask the rest of your team to pop into another room.