The frogman disappeared in 1956 after diving to investigate the workings of a Soviet warship in Portsmouth. Mountbatten, Prince Philip s uncle, likely knew about the mission, his biographer has said.
Missing diver found headless after MI6 spying mission during Soviet leader s UK visit dailystar.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dailystar.co.uk Daily Mail and Mail on Sunday newspapers.