TV show availability guide

An Unexpected Killer

A wild and unpredictable journey into homicide investigations where the true identity of the killer comes as a shocking surprise. Combining unparalleled access, captivating interviews and stylish reenactments, each investigation starts in a familiar way - examining the crime scene, interviewing potential suspects… but then something unexpected changes everything. A new witness, an overlooked piece of evidence or even an innovation in forensic science sends investigators on a totally unexpected path that ultimately leads to the conviction of the real killer.

2019 8.0/10 community score 3 seasons · 48 episodes Returning Series
  • Documentary
  • Crime

Viewing market

Country-level availability

Where to watch in United States

10 platforms currently listed across all viewing options

Data checked 17 Oct 2026, 23:55 UTC

Included with subscription

4
  • Linked platform guidePeacock PremiumRelated brand guideView details
  • Linked platform guidePeacock Premium PlusRelated brand guideView details
  • Streaming providerOXYGENNo linked platform guide yetDetails unavailable

Free

1
  • Streaming providerSpectrum On DemandNo linked platform guide yetDetails unavailable

Free with ads

1
  • Streaming providerFandango at Home FreeNo linked platform guide yetDetails unavailable

Buy

4
  • Streaming providerAmazon VideoNo linked platform guide yetDetails unavailable
  • Streaming providerApple TV StoreNo linked platform guide yetDetails unavailable
  • Streaming providerGoogle Play MoviesNo linked platform guide yetDetails unavailable
  • Streaming providerFandango At HomeNo linked platform guide yetDetails unavailable

Series schedule

Seasons and episode dates

A concise series timeline, including the latest aired episode and the next date currently listed.

View TV calendar
First aired
Seasons
3
Episodes
48
Status
Returning Series

Latest aired episode

S3 E20

Murder in the Canyon

Aired 45 min

When an outgoing college student is gunned down, police investigate disapproving roommates, a psychic, and an infamous serial killer. However, decades-old evidence reveals a killer that original detectives had previously overlooked.

Next listed episode

No upcoming episode date is currently listed.

Season guide

Most recent seasons first

3 season entries

  • Season 3

    20 episodes

    First episode aired

  • Season 2

    20 episodes

    First episode aired

  • Season 1

    8 episodes

    First episode aired

About these dates: Air dates describe the series schedule and may change. They do not confirm that an episode is available on the same date from the providers listed above.

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