Extras

Sherlock

An Unlikely Duo

Clip: S4 | 1m 30s

Actor Martin Freeman on the unusual friendship of John and Sherlock.

Sherlock

Sian Brooke

Clip: S4 | 55s

The Season 4 actress on what it was like to join Sherlock.

Sherlock

Mycroft and Sherlock's Relationship

Clip: S4 | 49s

Benedict Cumberbatch and Mark Gatiss on the brothers Holmes in Season 4.

Sherlock

Martin Freeman Would You Rather

Clip: S4 | 2m 8s

Actor Martin Freeman plays "Would You Rather?"

Sherlock

John and Sherlock’s Friendship

Clip: S4 | 47s

The cast and crew discuss John and Sherlock's friendship.

Sherlock

Why John Blames Sherlock

Clip: S4 | 1m 29s

Actor Martin Freeman on John and Sherlock's relationship.

Sherlock

Watson Home Set Build Time-Lapse

Clip: S4 | 2m 8s

See the hard work that went into building the set for John and Mary's home.

Sherlock

Toby Jones

Clip: S4 | 56s

Toby Jones on his role as Sherlock's latest nemesis.

Sherlock

A New Villain

Clip: S4 | 1m 31s

Be the first to learn about Sherlock Season 4's villain, played by Toby Jones.

Sherlock

Timelapse of 221B Set Build

Clip: S4 | 48s

See the 221B set being assembled!

Sherlock

Sherlock as Babysitter

Clip: S4 | 56s

Would Sherlock make a good babysitter to the Watson's newborn? The cast weighs in.

Sherlock

Preview

Preview: S4 | 40s

See a new Sherlock, Season 4 trailer!

Sherlock

Mary's Secret Past

Clip: S4 | 1m 25s

Amanda Abbington on Mary Watson's secrets.

Sherlock

First Week of Filming

Clip: S4 | 1m 3s

Go back to April and the first week of filming Sherlock, Season 4.

Sherlock

Creators Answer Revealing Questions

Clip: S4 | 3m 38s

Steven Moffat and Mark Gatiss get to know one another at San Diego Comic Con 2016.

Sherlock

Cast Teases Season 4

Clip: S4 | 48s

Sherlock cast members Rupert Graves, Amanda Abbington, and Louise Brealey tease Season 4.

Sherlock

Cast's First Series Memory

Clip: S4 | 58s

What was the cast's first memory of working on Sherlock? Find out!

Sherlock

The Cast on Returning

Clip: S4 | 57s

Here's the cast discussing returning to film Sherlock, Season 4

Sherlock

The Cast on Parenthood

Clip: S4 | 57s

The #SherlockPBS cast discusses the arrival of a new baby.

Sherlock

Best Thing About Working on the Series

Clip: S4 | 48s

We asked the Sherlock cast: What's their favorite thing about working on the series?

Sherlock

Benedict on Sherlock’s Evolution

Clip: S4 | 1m 1s

Benedict Cumberbatch on Sherlock becoming a more human genius over the years.

Sherlock

Amanda Abbington vs. YouTube

Clip: S4 | 2m 26s

Sherlock Actress Amanda Abbington

Sherlock

Mark Gatiss Tells 2 Truths & A Lie

Clip: S4 | 50s

The Sherlock co-creator and actor reveals a secret or two about himself.

Sherlock

Preview

Preview: S4 Ep3 | 20s

See a preview of "The Final Problem."