duncan pow (born 1977) is a scottish actor who has appeared in many television programmes and films including "black mirror", "", "the night manager", "humans", "the wrong mans", "brief encounters" and most recently in "rogue one: a star wars story". he is best known for his roles as liam mackay in the sky 1 drama "dream team", and as dr linden cullen in the bbc one medical drama series "holby city".