The cast and crew of "Sherlock" season 4 have been keeping fans guessing with photos tweeted from the set. Sherlock Holmes (Benedict Cumberbatch) has returned to a new case. But are those new curtains in his flat at 221B Baker Street as well?
How many items can you name on Sherlock Holmes' messy desk?
Dr. Watson, I presume?
Not only has Sherlock Holmes returned, but it looks like Dr. John Watson (Martin Freeman) is back as well.
Someone new in Sherlock's chair
New "Sherlock" episodes mean a new director. Say hello to Rachel Talalay sitting in Sherlock's favorite chair.
Two heads are better than one
"Sherlock" Production Designer Arwel Wyn Jones gives a close-up of Holmes' favorite skull.
Read the fine print
If only we could get a look inside this "Sherlock" season 4 script.
Paging Molly Hooper...
"Sherlock" wouldn't be the same without his smitten forensic pathologist, Molly Hooper, played by Louise Brealey, who tweeted this photo.
Prop or new nemesis?
Vintage dolls are always kind of creepy. But this photo tweeted by "Sherlock" actress Louise Brealey makes them even more shiver-worthy.
No need to wait for Mrs. Hudson to let you inside Sherlock's flat. His door already appears to be open.
Give Sherlock a hand
Some props from the "Sherlock" set are more cryptic than others. Here's hoping an automaton villain is in the works.
Mycroft at the ready
"Sherlock" co-creator and actor Mark Gatiss looks rather eager to get started shooting season 4.