Benedict Cumberbatch

Sherlock Holmes

Martin Freeman

Dr. John Watson

Rupert Graves

DI Lestrade

Mark Gatiss

Mycroft Holmes

Una Stubbs

Mrs. Hudson

Lars Mikkelsen

Charles Magnussen

Louise Brealey

Molly Hooper

Amanda Abbington

Mary Morstan

Jonathan Aris

Anderson

Lindsay Duncan

Janine

Tom Brooke

Bill Wiggins

Andrew Scott

Jim Moriarty

Lindsay Duncan

Lady Smallwood

Wanda Ventham

Mum

Timothy Carlton

Dad

Calvin Demba

Isaac Whitney

Simon Kunz

Sir Edwin

Tom So

Magnussen's Butler