By Chris Cornwell To save Apex’s life, Cleo must venture deep into the alien underground beneath London. But dark secrets are lurking down there. Meanwhile Abby and Shawna are hunted in a library by a shape-shifting monster. Cleo Proctor - Charlie Craggs Abby McPhail - Lois Chimimba Shawna Thompson - Holly Quin-Ankrah Apex Costa - Freddy Carter Honour Bray - Dervla Kirwan Rume - Teri Ann Bobby-Baxter Drone - Wilf Scolding Directed by Bethany Weimers Producer: James Goss Executive Producer: James Robinson Sound design by Thea Cochrane Original Composition by David Devereux A BBC Studios Production for BBC Sounds #DoctorWhoRedacted New episodes released Mondays. If you're in the UK, listen to the full series of Doctor Who: Redacted first on BBC Sounds: bbc.in/42Ge0T0