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The Sign of Three
Director
Colm McCarthy
Writers
Stephen Thompson
Steven Moffat
Mark Gatiss
Series
Sherlock
Series No.
3
No. in series
2
No. overall
8
Original airday
Sunday
Original airdate
5th January 2014
Previous episode
Next episode

The Sign of Three is the second episode of the third series of Sherlock.

Sherlock episodes
Series 1 | 2010

•••123

Series 2 | 2012

•••123

Mini-episode | 2013

•••1

Series 3 | 2014

•••123

Special | 2016

•••1

Series 4 | 2017

•••123