Season guide
Sherlock: Season 2
3 episodes
Premiered Jan 1, 2012 Updated Sep 20, 2026
Sherlock Season 2 continues the overarching saga across 3 episodes.
Previously on Sherlock
Season 2 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Picks up essential narrative continuity directly following the events of Sherlock Season 1.
- Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
- Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
- Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
Season overview
Sherlock Season 2 continues the overarching saga across 3 episodes.
Season 2 Episodes
Episode Guide
🛡️ SPOILER SHIELD
Season 2 Progress Shield
Future titles & synopses blurred. Tap "Reveal" on any card to peek.
S2·E1
Mytharc
A Scandal in Belgravia
Jan 1, 2012
Blackmail threatens the monarchy and Sherlock is about to meet the woman who beats him.
S2·E2
Core
The Hounds of Baskerville
Jan 8, 2012
A hound from hell. Sherlock's most famous case. But is a monster really stalking Dartmoor?
S2·E3
Mytharc
The Reichenbach Fall
Jan 15, 2012
The return of Moriarty. The crime of the century. Can Sherlock possibly survive?