It's alleged the MP for Totnes in the 1960s provided information to communist spies in return for money.
Files - found in the archives of the Czech Security Service - claim Raymond Mawby MP provided information to Czech spies for a decade, including details about colleagues in Parliament.
More top news
It's going to be unsettled with yet more rain on the horizon
Hundreds of women have gathered at Westminster to protest the government's decision to delay the age they can take their state pension.
Police dog Sasha's eight offspring need to be named before they go to their puppy walkers in a few weeks - but there's a catch.