Kevin Macdonald (The Last King of Scotland) takes the helm for Focus Features’ ultra-tense submarine thriller Black Sea. Part heist film, part white-knuckle thrill ride, Kevin’s film is as engaging as it is claustrophobic. We got to sit with Macdonald to talk about the story and his experiences shooting the film. Now one thing to note, before every interview there’s always a little down time during the tech check. So I decided to drop an impromptu Russian accent on the unsuspecting director when the camera crew were adjusting the curtains behind him. Not sure it will help me obtain a part in Black Sea 2, but it sure got a…