Mulcahy was a lifelong friend from whom Duffy had been inseparable since their days together at Haverstock School in
In … See more

Duffy, a martial arts exponent and former railway carpenter, was identified by Detective Superintendent John Hurst as a suspect. He was known to police as he had been charged with the rape of his estranged … See more

Duffy went on trial in February 1988 and was convicted of two murders and four rapes, although he was acquitted of raping and killing Anne Lock (Lock's body had not been found until weeks after her murder, meaning fo… See more

Following his conviction, Duffy revealed to a forensic psychologist what the police knew already: that he had not attacked the women alone. However, he did not reveal any more at the time.
A junior pol… See more

Following Duffy's claims, Mulcahy—a married father of five—was tracked for several months by police, then arrested in February 1999; DNA tests (which were not yet available during the original investigatio… See more