The murder of Grigori Rasputin, mystic, healer, and advisor to the Tsar and Tsaritsa of Russia, remains one of the most intriguing crimes of the twentieth century.Using cutting edge forensic police techniques, former Scotland Yard cop Richard Cullen goes back in time to solve the murder and reveal how British secret services were involved in the plot. He has uncovered a story of sexual tensions, torture, and murder in which British spooks were closely involved.Richard Cullen was a detective for much of his career. He is now a senior Ministry of Justice official.