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Season guide

48 Hours: Season 22

26 episodes Premiered Sep 23, 2008 Updated Sep 26, 2026
Previously on 48 Hours

Season 22 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 21.
  • ⚡ 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 22 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 22 Progress Shield

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

Season 22: Filler vs. Essential Canon

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

12%
88%
Mytharc (3): Crucial lore & season climaxes
Core (23): Character development & subplots
Side Quest (0): Standalone / filler
S22·E2 Core

Into Thin Air

Oct 18, 2008 · 60 min

The 1976 disappearance of Jean Zapata, a wife and mother in Madison, Wis., is investigated.

S22·E18 Core

Toxic

Mar 14, 2009 · 60 min

The 2000 poisoning death of Eric Miller, a pediatric AIDS researcher in Raleigh, is investigated.

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