In 2014, files revealed ‘Jack’ was a man called Eric Roberts – a top secret agent who really worked for MI5. So who was the man behind ‘Jack King’? How did he infiltrate fascist groups?

About Eric Roberts made his acting debut in 1974, appearing in the soap opera How to Survive a Marriage.He went on to star in several films including 1978’s King of the Gypsies, for which he ...