In the final episode of The Ratline, the Persilschein and denial continue. Charlotte Wachter finally brings Otto home. Philippe takes a forensic look at how Otto died and returns to Hagenberg to confront Horst with some new evidence. In this episode, Dame Sue Black is incorrectly described as a forensic pathologist. She is a forensic anthropologist. Producer: Gemma Newby Sound design: Neil Churchill Research: James Everest and Lea Main-Klingst Original music by Catrin Finch and Sekou Keita Otto Wachter: Stephen Fry Charlotte Wachter: Laura Linney Other parts by members of the BBC Radio Drama Company