Made modern British mystery a global binge event; fandom as cottage industry.
Why it matters
Episode guide
12 episodes across 4 seasons — titles, air dates, and synopses.
At a glance
Consulting detective Sherlock Holmes and blogger John Watson solve cases in modern London with Victorian arrogance and smartphone flair. Mark Gatiss and Steven Moffat's BBC/PBS event series made Benedict Cumberbatch and Martin Freeman a global double act. Episodes run like movies; hiatuses run like hostage situations. Text overlays, mind palaces, and Moriarty games turned detective TV into fandom sport. It is Holmes for the GIF age.
Network & studio
Why watch now
For star chemistry and glossy puzzle-box mysteries that feel like event cinema on a series budget. The early specials energy is pure 2010s appointment TV.
Cultural impact
Sherlock rebooted Holmes for global millennial fandom and made Cumberbatch an international star. Its visual language (on-screen texts, mind palace) was widely imitated. Long waits between series became part of the phenomenon.
Creators
Mark Gatiss · Steven Moffat
Key cast
- Benedict Cumberbatch as Sherlock Holmes
- Martin Freeman as John Watson
- Una Stubbs as Mrs. Hudson
- Rupert Graves as Greg Lestrade
- Andrew Scott as Jim Moriarty
- Amanda Abbington as Mary Watson
Flash facts
- Created by Mark Gatiss and Steven Moffat; BBC One premiere July 25, 2010 (Masterpiece in the U.S.).
- Four series plus specials across the 2010s with long gaps between runs.
- Benedict Cumberbatch stars as Sherlock; Martin Freeman as John Watson.
- Modern-day update of Arthur Conan Doyle's characters and cases.
- Major international ratings and awards success for BBC drama.
FAQ
Who plays Sherlock?
Benedict Cumberbatch.
Is it set in Victorian times?
No — it is a contemporary update set in modern London.
Who created the series?
Mark Gatiss and Steven Moffat.
Why were waits between seasons long?
Film careers and limited-series production kept it an occasional event rather than annual TV.
Official & further reading
- Apple TV — Sherlock
- Netflix — Sherlock
- BBC home
- PBS home
- Wikipedia
- IMDb search
- TMDB search
- YouTube — trailers & clips
External sites for further reading — TV Flash is not affiliated with these networks or studios.
Back to the decade
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