As part of its 2020 Christmas lineup, BBC Sounds will be making The Cipher available as a boxset. But what is it? First off, there’s the cast. The Cipher stars Anya Chalotra (Yennefer in The Witcher) and Chance Perdoma (Chilling Adventures of Sabrina). The Cipher sees a cryptic puzzle appear on the internet, stumping the brightest minds … >