Historical drama starring Benedict Cumberbatch as British codebreaker and computer scientist Alan Turing. The film follows Turing from his teenage years to his wartime work and the trouble he later faced in his private life. Along with his friend and colleague Joan Clarke (Keira Knightly) and the rest of his team at the Government Code and Cypher School in Bletchley Park, Turing races against time to decipher the Nazi's Enigma machine during World War II. Despite playing a significant role in helping Britain defeat Germany, Turing is later convicted of homosexual acts and suffers greatly in his personal life as a result. The cast also includes Charles Dance, Mark Strong, Matthew Goode and Rory Kinnear.