Isabella Thornton
As of March 4, 2026, all eight episodes of Young Sherlock are streaming exclusively on Prime Video. The highly anticipated mystery series launched simultaneously in more than 240 countries and territories, giving audiences around the world immediate access to the full season. With a Prime Video subscription, viewers can now binge-watch the entire first season, including the thrilling finale, in one seamless streaming experience.
Young Sherlock (2026) Synopsis
Young Sherlock explores the early life of the famous detective during his turbulent teenage years. The series follows a young Sherlock Holmes who becomes the prime suspect in a murder investigation that threatens his freedom and reputation. As he tries to clear his name, Sherlock encounters James Moriarty, a brilliant Oxford student whose intelligence rivals his own. Their uneasy partnership pushes them into a dangerous investigation filled with secrets and conspiracies.
The mystery soon expands into a global conspiracy stretching beyond England, forcing Sherlock to use his sharp observation skills and photographic memory. Along the way, he discovers the painful truths surrounding his family history and personal identity. The case transforms into the first major investigation of Sherlock’s life, setting him on the path toward becoming the legendary detective of Baker Street. Through action, suspense, and clever storytelling, the series delivers a bold origin story of Sherlock Holmes that blends mystery with adventure.
When does Young Sherlock premiere?
The highly anticipated series Young Sherlock premiered on March 4, 2026, with all eight episodes released simultaneously on Prime Video. The show is available to stream globally across more than 240 countries and territories, allowing audiences worldwide to experience this thrilling detective origin story.
Cast
- Hero Fiennes Tiffin as Sherlock Holmes
- Dónal Finn as James Moriarty
- Natascha McElhone as Cordelia Holmes
- Zine Tseng as Princess Gulun Shou’an
- Max Irons as Mycroft Holmes
- Joseph Fiennes as Silas Holmes
- Colin Firth as Sir Bucephalus Hodge
- Numan Acar as Esad Kasgarli
- Ravi Aujla as Professor Kishore Malik
- Holly Cattle as Edie
- Purdy Hughes as Young Beatrice
- Scott Reid as Constable Lestrade
How many episodes does Young Sherlock Season 1 have?
The first season of Young Sherlock contains 8 episodes.
Episode Guide:
- Episode 1 – The Case of the Missing Scrolls
Sherlock arrives at Oxford to avoid trouble but quickly becomes the prime suspect when a priceless artifact disappears. - Episode 2 – The Case of the Burnt Photograph
Sherlock lands in jail and must prove his innocence before facing severe punishment. - Episode 3 – The Case of the Unarmed Man
With another murder and missing professors, Sherlock and Moriarty race against time to find the killer. - Episode 4 – The Case of the Missing Button
Sherlock returns to his childhood home searching for clues about his past. - Episode 5 – The Case of Young Sherlock Holmes
A tragic incident from Sherlock’s childhood resurfaces as Moriarty and Sherlock clash during the investigation. - Episode 6 – The Case of the Killing Jar
Sherlock uncovers a shocking link between the Oxford murders and a larger conspiracy. - Episode 7 – The Case of the Two Corners
A difficult choice forces Sherlock to question his loyalties and the people he trusts. - Episode 8 – The Case of Beatrice Holmes
The season finale reveals painful truths about the Holmes family while friendships and alliances are tested.
Where to watch Young Sherlock in the US
Young Sherlock is available to stream on Prime Video in major regions including the United States. The series is officially released on the platform, allowing subscribers to watch all eight episodes of the first season in high quality. With a Prime Video membership, viewers can easily stream the complete season of Young Sherlock online on supported devices, making it one of the most accessible mystery series currently available on the platform.
Where to watch Young Sherlock in Canada
As of March 4, 2026, Young Sherlock is available to stream on Prime Video in Canada. The complete first season, including all eight episodes, is now accessible for Prime Video subscribers in the country. With a Prime Video subscription, Canadian viewers can easily watch Young Sherlock online in high quality on multiple supported streaming devices.
Where to watch Young Sherlock in the UK
Young Sherlock is streaming on Prime Video in the United Kingdom. The series is included in the platform’s UK library, giving subscribers access to all eight episodes of the first season in high-quality streaming. With a Prime Video membership, viewers across the UK can watch Young Sherlock online anytime on supported devices such as smart TVs, smartphones, tablets, and web browsers.
Where to watch Young Sherlock in Australia
Young Sherlock is streaming on Prime Video in Australia, where the complete first season is officially available. Subscribers can watch all eight episodes of the series, making it easy to binge-watch the entire mystery story in one place. With a Prime Video subscription, viewers in Australia can stream Young Sherlock online in high definition on supported devices such as smart TVs, smartphones, tablets, and web browsers.
Is there a official way to watch Young Sherlock online for free?
You can watch Young Sherlock for free on Amazon Prime Video if you qualify for the platform’s free trial as a new user. Simply visit the Prime Video website, select Start Your Free Trial, and create your account to activate the offer. Once your trial begins, you can stream the web series at no cost for the duration of the trial period.
Can I Download Young Sherlock?
Prime Video typically allows downloads for offline viewing on supported devices. If the title appears in your library, you can download it using the app’s offline feature. This is helpful for watching during travel or without internet access.
Devices That Support Prime Video:
| Device Category | Supported Devices |
|---|---|
| Smart TVs | Samsung Smart TV, LG Smart TV, Sony Smart TV, Panasonic Smart TV, Hisense Smart TV, TCL Smart TV |
| Streaming Devices | Amazon Fire TV Stick, Roku, Apple TV, Google Chromecast, Nvidia Shield |
| Game Consoles | PlayStation 4, PlayStation 5, Xbox One, Xbox Series X, Xbox Series S |
| Mobile Devices | iPhone, iPad, Android smartphones, Android tablets |
| Computers | Windows PC, Mac computers via web browsers such as Chrome, Safari, Edge, and Firefox |
| Set-Top Boxes | Android TV boxes, Fetch TV, Foxtel iQ (selected models) |
| Other Devices | Amazon Echo Show, Meta Quest VR devices |
Trailer
Prime Video has officially unveiled the trailer for Young Sherlock.
FAQs
- Is Young Sherlock based on books?
Yes, the series is inspired by the Young Sherlock Holmes novels by Andrew Lane. These books imagine the teenage adventures of Sherlock Holmes before he becomes the famous detective. - Who created the Young Sherlock TV series?
Young Sherlock was developed for television by Matthew Parkhill and directed by Guy Ritchie, who also serves as an executive producer. The series carries Ritchie’s fast-paced and stylish storytelling approach. - Where is Young Sherlock set?
The story takes place mainly in 1870s Oxford, England, during Sherlock’s early years as a student. Some parts of the story expand beyond England as the investigation uncovers an international conspiracy. - What genre is Young Sherlock?
Young Sherlock combines several genres including mystery, action, adventure, and historical drama.
GIPHY App Key not set. Please check settings