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Young Sherlock (2026) – Official Series Trailer, Cast & Seasons
Young Sherlock at a Glance
Young Sherlock is a 2026 action & adventure and mystery TV series from creator Matthew Parkhill, featuring Hero Fiennes Tiffin, Dónal Finn and Zine Tseng. It premiered on March 4, 2026 on Prime Video and has 2 seasons and 11 episodes. TMDB lists it as a returning series, and it holds an average TMDB user score of 7.8/10 from 313 votes.
Watch the official Young Sherlock trailer for free in 123Movies below.
1080p HD • Free YouTube Stream
Seasons & Episode Catalog (2)
Season 1
8 Episodes • 2026
Season 2
3 Episodes
Where “Young Sherlock” Fits in the 123Movies Catalog
Frequently Asked Questions About Young Sherlock
When did Young Sherlock premiere?
Young Sherlock premiered on March 4, 2026 on Prime Video.
How many seasons does Young Sherlock have?
Young Sherlock has 2 seasons with 11 episodes in total, according to TMDB.
Is Young Sherlock still running?
Yes. TMDB lists Young Sherlock as a returning series.
Who is in the cast of Young Sherlock?
Young Sherlock stars Hero Fiennes Tiffin as Sherlock Holmes, Dónal Finn as James Moriarty, Zine Tseng as Princess Gulun Shou'an and Natascha McElhone as Cordelia Holmes. The cast also includes Max Irons.
Who created Young Sherlock?
Young Sherlock was created by Matthew Parkhill.
What network is Young Sherlock on?
Young Sherlock airs on Prime Video.
What kind of show is Young Sherlock?
Young Sherlock is listed on TMDB as a mix of action & adventure and mystery.
What is Young Sherlock rated?
Young Sherlock is rated TV-14 in the United States. On TMDB it has an average user score of 7.8/10 from 313 votes.
Where can I watch the Young Sherlock trailer?
You can watch the official trailer for Young Sherlock for free on this 123Movies page. It is embedded from YouTube.
What should I watch if I liked Young Sherlock?
Series TMDB recommends alongside Young Sherlock include Sherlock Holmes (1964), Around the World in 80 Days (2021), The Lost World (1999), Star Wars: Skeleton Crew (2024) and National Treasure: Edge of History (2022).
Can I watch full episodes of Young Sherlock on 123Movies?
No. 123Movies only shows official trailers and series information. Full episodes are not hosted or linked on this site.
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