Murder by Decree - 1979

Sherlock Holmes is drawn in to the situation of Jack the Ripper who's murdering prostitutes in London's East End. Founded by Dr. Watson, also using advice offered by a renowned psychic, Robert Lees, Holmes finds that the murders may have its roots at an Royal indiscretion and a cover-up is being managed by politicians at the maximum level, every one of whom have been Masons.