A former fascist turned informant was the driving force in stopping a far-right terrorist plot against a local Labour MP. Matthew Collins was a former senior member of the fascist National Front. But after becoming disenfranchised with the far right, the 50-year-old switched sides and became a mole, helping imprison leading fascists. After fleeing to Australia with the help of the Met Police's Special Branch when his cover was blown in the 1990s, he returned to run a specialist spy network at Hope not Hate - an anti-fascist group tackling the far right in the UK. Mr Collins is best...