Benedict Cumberbatch is back as our favorite detective on British series "Sherlock."

Season 3 made its return to PBS in the US last Sunday. While we're waiting for another new episode, we have a few behind-the-scenes photos from the new season to hold you over until Sunday.

We first spotted these on All of these are photos tweeted out by cast and crew from the BBC series.

If you haven't seen the first episode yet, there are a few mini-spoilers in the photos below.


Remember Sherlock's long shaggy look that wasn't shown in the episode? Actor Tomi May (who played Sherlock's torturer in the episode) tweeted this photo with Mark Gatiss (Mycroft) and Cumberbatch after the episode first aired overseas.

Actress Louise Brealey, who plays Molly, shared this photo of herself and Cumberbatch looking less than serious at 221 Baker St.Cumberbatch and Martin Freeman goofing off at script read through.

Makeup artist and hair designer Claire Prtichard tweeted out this photo of the two dropping gang signs ... or the Vulcan salute.

Here's one of our favorites — Cumberbatch's Sherlock posing as his Khan character from "Star Trek Into Darkness" in front of the movie poster.

Cinematographer Steve Lawes was seeing double in this photo.

Here's one of the crew reviewing footage. (Check out Freeman's mustache!)Production designer Arwel Jones shared a photofrom the shocking kiss between Sherlock and Molly.And one more showing how they made the tube car seen at the episode's end.

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