A friend of the sixties teen idol revealed Faith worked for the agency to secretly report back on the activities of Fidel Castro.
Faith was approached by a spook at London’s posh Savoy Hotel just before he was due to visit Cuba.
The claims have been made in a new book published by close friend music producer David Courtney.
Courtney recalled how he had gone to meet Faith at the hotel.
He described how Faith “called me to