Mia Threapleton was on the Tube home in London when she found out she had landed the role in Wes Anderson’s new espionage black comedy, The Phoenician Scheme. It hadn’t even been 24 hours since she completed her screen test, where she had been given a very small character brief: you’ve not seen your father in six years and you’re a novice nun. Out of hundreds of women who had auditioned for the role — from the United States, United Kingdom, Australia and Canada —…

