Why is someone destroying images of Margaret Thatcher? Is there a madman on the loose? Or is there a much darker purpose at work?
Quest roles:
Rupert Graves(DI Greg Lestrade), Mark Gatiss(Mycroft Holmes), Una Stubbs(Mrs. Hudson), Amanda Abbington(Mary Morstan), Louise Brealey(Molly Hooper), Andrew Scott(Jim Moriarty), Tanya Moodie(Self), Lars Mikkelsen(Charles Magnussen), Lindsay Duncan(Lady Smallwood), Sian Brooke(Eurus Holmes), Simon Kunz(Sir Edwin), Sacha Dhawan(Ajay), Marcia Warren(Vivian), Eleanor Matsuura(DI Hopkins), Paul Chequer(DI Dimmock), Charles Edwards(David Welsborough), Amanda Root(Emma Welsborough), Rob Callender(Charlie Welsborough), Gabrielle Glaister(Ambassador), Harry Gostelow(Husband), Richard Syms(Vicar), Neal Barry(Ray Kingsley), Edward Judge(Craig), Andrew Bone(Jack Sandeford), Albert Magashi(Karim), Daniel Hoffmann-Gill(Gold Teeth Man), James Holmes(Plane Passenger), Eiry Thomas(Stewardess), Aleksander Mikic(Guard), Hattie Ladbury(Female Client), David Colbourn(Male Client)
