Czechoslovakia, 1952. For some, life under the post-war Stalinist regime is hardly worth living and although the escape route to the West is almost suicide, the rewards - prosperity, political freedom, even luxury - make it a risk worth taking.
In 1965, at the age of 25, Alan Ackland is sentenced to life imprisonment for the murder of a business associate. In 1971, Sylvia Barker, lonely and depressed after a failed marriage and with two young children to bring up alone, seeks a new direction in her life and applies to become a voluntary prison visitor. Several years later their paths cross.
Sherlock Holmes is drawn into the case of Jack the Ripper who is killing prostitutes in London's East End. Assisted by Dr. Watson, and using information provided by a renowned psychic, Robert Lees, Holmes finds that the murders may have its roots in a Royal indiscretion and that a cover-up is being managed by politicians at the highest level, all of whom happen to be Masons.
When the TARDIS lands in a quarry on Earth, Sarah unearths what appears to be a fossilised hand, buried in one-hundred-fifty-million-year-old strata. Analysis shows the hand to be silicon-based and inert, but when Sarah begins to act as if possessed, the Doctor suspects that it may still be alive...
1954. O capitão Louis Edward Nolan (David Hemmings) é um oficial do exército que está desapontado com seu comandante, o lorde Cardigan (Trevor Howard). Ele é enviado à Turquia juntamente com o lorde Raglan (John Gielgud), um oficial desastrado que tem problemas de memória. A missão deles é combater a invasão russa ao local, durante a Guerra da Criméia.