Benedict Cumberbatch's Sherlock struggles with the Watson's baby and Toby Jones' sinister villain are revealed in series four sneak-peeks
It's one of the most highly-anticipated shows of 2017.
And it looks like Sherlock series four is going to give fans more of what they want, as the first official photos for it show Sherlock back at his best... and it seems his enemies too.
The sneak-peeks give an insight into what could be the last outing of the BBC hit, and offer fans a glimpse of what Sherlock Holmes and the Watsons will face.
Scroll down for video
They're back: It looks like Sherlock series four is going to give fans more of what they want, as the first official photos for it show Sherlock back at his best... and it seems his enemies too
Instantly recognisable in his tatty grey overcoat, Benedict, 40, can be seen in character as the brilliant but irksome sleuth.
With his dark hair messy hair styled into Sherlcok's famous mop, the actor can be seen looking quizickly at the newest addition to his extended family.
Stood next to his best friend, his faithful side-kick Watson, the detective can be seen casting a strange look at Doctor John and Mary Watson's baby - who is strapped to the good doctor.
Family drama? The sneak-peeks give an insight into what could be the last outing of the BBC hit, and offer fans a glimpse of what Sherlock Holmes and the Watsons will face
One striking reveal in the photos, is the first proper look at Tobey Jones in character as the mysterious and distinctly nefarious-looking, Culverton Smith.
Mary looks content for the time being, having given up her assassin trade to raise a child with her husband.
In a live-action shot from the series the three Watson, Sherlock and a blood hound can be seen springing into action.
One striking reveal in the photos, is the first proper look at Tobey Jones in character as the mysterious and distinctly nefarious-looking, Culverton Smith.
Together again: Other photos show the Holmes brothers together once-again, working through their testy brotherly bond on a mission.
Dressed for business: Mycroft is the same crisp and prim figure as always, and show co-writer Mark Gatiss is back in his excellently waspish role for what could be a last hurrah
Sat in a crisp blue suit with matching tie and shirt, the 50-year-old actor wears a truly contemptible look on his face as he sneers into the camera.
Other photos show the Holmes brothers together once-again, working through their testy brotherly bond on a mission.
Mycroft is the same crisp and prim figure as always, and show co-writer Mark Gatiss is back in his excellently waspish role for what could be a last hurrah.
The globe-conquering show is set to return on New Year's Day with an episode titled The Six Thatchers, which will be part of a three-episode run.
Is it the end? The globe-conquering show is set to return on New Year's Day with an episode titled The Six Thatchers, which will be part of a three-episode run
Most watched News videos
- Towel madness: Walmart shoppers fall into chaos on Black Friday
- Mob storm police station and lynch suspected paedophile
- Chaos at Walmart as Black Friday shoppers battle for toys
- Shameless shoppers fighting over 20p fruit and veg in Tesco
- Baby says her first word 'hello' and she is only six weeks old
- Can YOU spot this armed Marine watching you? (related)
- Miss Piggy saves Tony Bennett from falling off Thanksgiving float
- Rare footage shows Panama Canal dam with all 14 doors open
- 100 special police agents protect suspected paedophile from mob
- Black Friday brawl: MASSIVE melee breaks out at California mall
- Black Friday shoppers battle for WalMart cookware in 2013
- Graphic video of moment man runs over brother with car
- Black Friday turns ugly as at least three people are shot...
- Yards from danger... but can you see why? Woman doesn't...
- The biggest holiday splurge in HISTORY: Sales surge 13% as...
- Trump transition aides mull asking Mitt Romney to issue...
- EXCLUSIVE: Family of kidnapped California mom found bound...
- Brady Bunch 'mom' Florence Henderson dies aged 82: Beloved...
- 'Oops, I think those parts are known!' Did CNN 'accidentally...
- Why was 'supermom' kidnapped as she jogged near her home and...
- 'I hope you die a long, slow death': Victims' relatives hurl...
- Revealed: Prince William's dismay at his brother Harry's...
- Communist revolutionary Fidel Castro dies aged 90: Brother...
- Chinese rugby player, 20, 'kicked a fellow student in the...