Young Sherlock (Season 1)

Young Sherlock (2026) is a British-American detective series you can watch online on iFILM. Hiro Fiennes-Tiffin plays a nineteen-year-old Sherlock Holmes — raw, reckless, freshly sprung from prison by his older brother Mycroft. London and Oxford in the 1870s. His first murder case pulls him straight into a conspiracy that spans continents.

Posted as a janitor in an Oxford college, he crosses paths with a young James Moriarty, played by Donal Finn. What starts as an unlikely friendship complicates fast. At home, his mother Cordelia is locked in a psychiatric institution — and Sherlock carries guilt he can't put into words yet. The cast also includes Natasha McElhone, Max Irons, Colin Firth, and Joseph Fiennes, with Guy Ritchie among the directors. Stream Young Sherlock online on iFILM.