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Season guide

48 Hours: Season 23

26 episodes Premiered Sep 18, 2009 Updated Sep 26, 2026
Previously on 48 Hours

Season 23 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of 48 Hours Season 22.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 23 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 23 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 23: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

15%
85%
Mytharc (4): Crucial lore & season climaxes
Core (22): Character development & subplots
Side Quest (0): Standalone / filler
S23·E5 Core

Haunted

Oct 24, 2009 · 60 min

S23·E26 Mytharc

One of Their Own

May 22, 2010 · 60 min

The family of Sherri Rae Rasmussen calls for a probe into the Los Angeles Police Department's original investigation.

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