Cast

• Benedict Cumberbatch — Sherlock Holmes
• Tim Barlow — Wilder
• Rupert Graves — DI Lestrade
• Mark Gatiss
• Jonathan Aris — Anderson
• Catherine McCormack — Lady Carmichael
• Tim McInnerny — Sir Eustace Carmichael
• Martin Freeman — Dr. John Watson
• Una Stubbs — Mrs. Hudson
• Andrew Scott — Professor Moriarty
• Louise Brealey — Molly Hooper
• Amanda Abbington — Mary Watson
• Yasmine Akram — Janine Donlevy
• Natasha O'Keeffe — Emilia Ricoletti
• Gerald Kyd — Thomas Ricoletti