How Many Episodes Are In Sherlock Review
The BBC series consists of exactly 13 episodes in total, spanning four seasons (series) and one feature-length special.
The show follows a consistent structure of three episodes per series, with the exception of the 2016 Victorian special. how many episodes are in sherlock
Several very short (2–10 minute) online mini-episodes were produced, such as Many Happy Returns (2014) and the Unlocking Sherlock shorts. These are promotional extras, not full episodes. The BBC series consists of exactly 13 episodes
Additionally, there are 2 special episodes: not full episodes. Additionally
So, in total, there are $$4 \times 3 + 1 = 13$$ episodes, if you include that first special as part of that first season then $$4 \times 3 = 12$$.