World's Most Notorious Killers

World's Most Notorious Killers

Documentary1 SeasonNBC Peacock
An in-depth look at the most prolific international murder investigations of all time, told from the point of view of those who were there.
TVMAAudio Described4K UHD
Get Started

Watch Full Episodes of World's Most Notorious Killers

Watch World's Most Notorious Killers Season 1

An in-depth look at the most prolific international murder investigations of all time, told from the point of view of those who were there.

  • The West Murders

    Episode 1 - 77 Mins
    Police in England looking for a missing girl discover a graveyard of bodies buried beneath a house.

  • The Vienna Strangler

    Episode 2 - 77 Mins
    Detectives in Los Angeles and Vienna hunt the world's first transatlantic serial killer.

  • The Monster of Belgium

    Episode 3 - 78 Mins
    Belgian police are unsure whether they have caught a serial killer or unmasked a child sex ring.

  • The Murder Down Under

    Episode 4 - 75 Mins
    In 1982, Lynette Dawson, a loving wife and mother, disappears; a 40-year fight for justice ensues.

  • The Serpent

    Episode 5 - 74 Mins
    In the '70s, tourists in Thailand are brutally killed; years later, the alleged murderer speaks out.

Related Clips

You May Also Like

Frequently Asked Questions

Download the Peacock app and start streaming full episodes of World's Most Notorious Killers. View the full list of supported devices.

You can watch World's Most Notorious Killers on Peacock. Just sign up and stream every episode.

There is currently 1 season of World's Most Notorious Killers available for streaming on Peacock.

Pick Your Plan. Cancel Anytime.

  • Most Popular

    Premium

    Stream 80,000+ hours of the best in TV, movies, and sports.

    • New & Hit Shows, Films, & Originals
    • LIVE Sports & Events
    • Current NBC & Bravo Shows
    • 50+ Always-On Channels

    Monthly

    $7.99/month

    Select

    Annual

    Get 12 Months for the Price of 10

    $79.99/year

    Select

  • Premium Plus

    Everything you get with Premium, plus:

    • No Ads (Limited Exclusions)*
    • Download & Watch Select Titles Offline
    • Your Local NBC Channel LIVE, 24/7

    Monthly

    $13.99/month

    Select

    Annual

    Get 12 Months for the Price of 10

    $139.99/year

    Select

*Due to streaming rights, a small amount of programming will still contain ads (Peacock channels, sports and events, and a few shows and movies).

New & Coming Soon on Peacock

Wicked

Starring Cynthia Erivo and Ariana Grande, the untold story of the witches of Oz arrives on your screen as a generation-defining cinematic event.

Suits LA

Former federal prosecutor Ted Black and his team of brilliant attorneys deal with high-stakes cases in Los Angeles.

Yellowstone

At the intersection of legacy, family and politics, powerful patriarch John Dutton defends his ranch from cutthroat land developers, an Indigenous tribe’s reservation and others who aim to control his land.

Long Bright River

When a series of murders strikes a Philadelphia district plagued by the opioid crisis, a cop realizes her own history might be related to the case.