Main content
Sorry, this episode is not currently available

The Sign of Three

Episode 2 of 3

Contemporary crime drama. Sherlock faces his biggest challenge of all - delivering a best man's speech on John's wedding day.

1 hour, 30 minutes

Last on

Fri 11 Dec 2015 20:30

Credits

Role Contributor
Sherlock Holmes Benedict Cumberbatch
Dr John Watson Martin Freeman
Mrs Hudson Una Stubbs
DI Lestrade Rupert Graves
Mycroft Holmes Mark Gatiss
Molly Hooper Louise Brealey
Mary Morstan Amanda Abbington
Sgt Sally Donovan Vinette Robinson
Irene Adler Lara Pulver
James Sholto Alistair Petrie
Writer Steve Thompson
Writer Mark Gatiss
Writer Steven Moffat
Director Colm McCarthy
Producer Susie Liggat
Producer Sue Vertue
Executive Producer Mark Gatiss
Executive Producer Steven Moffat
Executive Producer Beryl Vertue

Broadcasts

Interactive Trailer

Discover exclusive clips and pictures from Series 3.

A Lesson in Deduction...

Mark Gatiss investigates Sherlock’s school of thought.

Subscribe to BBC mail

Get the latest Sherlock news and discover more shows with the BBC’s newsletter.