Eddie Byrne is quite effective in this short and sweet adaptation of the "Jack the Ripper" story. Tempers amongst the populace run high as mutilated bodies are turning up in Whitechapel and the pressure is on his "Insp. O'Neill" to try to apprehend the culprit before the price of prostitutes skyrockets and/or there is a riot egged on by the malevolent "Simes" (Denis Shaw). The production makes reasonably good use of darkness, mists and shadow to help create and sustain a sense of menace as the story develops. The supporting cast provides solid, if not particularly engaging, support and the…