Jack Andrew Lowden (born June 2, 1990) is a Scottish actor. Following a four-year stage career, his first major international onscreen success was in the 2016 BBC miniseries War & Peace, which led to starring roles in feature films. Starring as River Cartwright in the Apple TV series Slow Horses since 2020, he has received nominations for a Primetime Emmy Award and a Golden Globe Award.  Lowden starred as Eric Liddell in the 2012 play Chariots of Fire in London. In 2014, he won an Olivier Award...