Who ordered Lionel Crabb’s final dive? And why? Giles and Sarah investigate the possible role of MI6. Was the CIA also involved? Revelations from a former spy and a royal expert implicate some very important figures in Crabb’s disappearance. Who are they? And is this why the affair is still being kept secret? Ministry of Secrets is part of The Binge - subscribe to listen to all episodes, all at once, ad-free right now. From serial killer nurses to psychic scammers – The Binge is your home for true crime stories that pull you in and never let go. Follow The Binge Crimes and The Binge Cases to get new stories on the first of the month, every month. Hit ‘Subscribe’ at the top of the Ministry of Secrets show page on Apple Podcasts or visit GetTheBinge.com. The Binge – feed your true crime obsession. A Sony Music Entertainment production. Find more great podcasts from Sony Music Entertainment at sonymusic.com/podcasts and follow us @sonypodcasts. Show notes: The Frogmen, 1949 - BBC Motion Gallery/Getty Images John Le Carre afterword - Ben Macintyre, A Spy Among Friends Learn more about your ad choices. Visit podcastchoices.com/adchoices