This article first appeared in Radio Times magazine.What kind of man is horrid to Hayley Atwell? David Oyelowo shakes his head at the memory. “There was a scene where she’s throwing up over the side of the ship and I accost her,” he says. “I had to take myself to one side and say, ‘This is not Hayley, it’s Bess and she is becoming an archenemy. You have to go at her!’ She’s literally one of my closest friends and I hadn’t anticipated how difficu…