Sex Thief (1973)

As a spate of audacious jewel robberies terrorises London, something unexplained happens: the elusive cat burglar's young and beautiful female victims seem to give conflicting descriptions of him to the police. But what is going on? With baffled Inspector Smith missing the point, it is up to dangerously seductive insurance investigator Judy to shed light on the mystery. Can Judy beat the sex thief at his own game?