LONDON -- Sherlock co-creator Mark Gatiss has surprised fans by breaking the news that Series 4 is under way.
Although there is no official release date, the mastermind behind the popular BBC drama -- who also plays Mycroft Holmes in it -- revealed on Twitter that the detective drama is in the works.
The image of a skull wearing glasses was tweeted alongside the words, "I spy Series Four… #Sherlock."
I spy Series Four...#Sherlock pic.twitter.com/W6F8g600vm— Mark Gatiss (@Markgatiss) March 30, 2016
The cryptic tweet was followed by an array of comments from users confessing how exciting the prospect of a new season is, with one user estimating there is only 18 months to go before it airs on television.
@Markgatiss Only another 18 months or so of hype to go!— David Somebody (@PermaConfused) March 30, 2016
Let the countdown begin.