Philippe travels to Albuquerque to meet Tom Lucid Jnr, the son of the CIA agent who recruited Karl Hass, chief source on Project Los Angeles and the man Otto had lunch with on Lake Albano. How much does he know about his father's role in recruiting Nazis and a close relative in Geneva? 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