Guest Stars Rupert Graves as DI Lestrade Una Stubbs as Mrs. Hudson Louise Brealey as Molly Hooper Mark Gatiss as Mycroft Holmes Andrew Scott as Jim Moriarty Amanda Abbington as Mary Morstan Jonathan Aris as Anderson Ed Birch as Tom Lisa McAllister as Anthea David Fynn as Howard Shilcott Sharon Rooney as Laura Jim Conway as Reporter 2 Derren Brown as Himself Trixiebelle Harrowell as Zoe Robin Sebastian as Mr Harcourt David Gant as Mr Szikora Nicole Arumugam as Reporter 3 Rick Warden as Bonfire Dad Lace Akpojaro as Reporter 1 Tomi May as Torturer
