Otto contracts a strange illness and Charlotte rushes to Rome to be by his side. Philippe talks to an old friend who was working for British intelligence in 1949 and explores who might have been hunting Otto in Rome and why.
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
