In the West End of 1950s London, plans for a movie version of a smash-hit play come to an abrupt halt after the film’s Hollywood director is murdered. When world-weary Inspector Stoppard (Sam Rockwell) and eager rookie Constable Stalker (Saoirse Ronan) take on the case, the two find themselves thrown into a puzzling whodunit within the glamorously sordid theater underground, investigating the mysterious homicide at their own peril. See How They Run takes the classic whodunit to hilarious and thrilling new heights.