Poster of Cast and Crew in Sherlock - Season 3 - Episode 2 - The Sign of Three

Sherlock - Season 3 - The Sign of Three (Episode 2)

Plot: Sherlock faces his biggest challenge of all – delivering a Best Man’s speech on John’s wedding day! But all isn’t quite as it seems. Mortal danger stalks the reception – and someone might not make it to the happy couple’s first dance
Episode Aired On:
Sunday, January 5 2014
11 years ago