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Documentary•Crime

The Worst Episodes of Unknown Serial Killers of America

Every episode of Unknown Serial Killers of America ranked from worst to best. Explore the Worst Episodes of Unknown Serial Killers of America!

Binge this in 1h 26m•Peaking at 8.0/10

Explores the chilling cases of lesser-known serial killers whose crimes went unnoticed for years, leaving a trail of fear and unsolved murders before they were finally caught.

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Episode Rankings

  1. #1 Worst Episode
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    Unknown Serial Killers of America Season 1 Episode 2 - William Suff
    0.0/10(14 votes)

    #1 - William Suff

    S1:E2

    In the '90s, a deranged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women. When a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

    Director:Unknown
    Writer:Unknown

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  2. Unknown Serial Killers of America Season 1 Episode 3 - Daniel Conahan
    0.0/10(12 votes)

    #2 - Daniel Conahan

    S1:E3

    Five corpses are found on the Florida hog trails. The investigation stalls until two men narrowly escape the perp's clutches. Years later, eight more bodies are found in nearby woods, leaving police to wonder if it's the same evil killer.

    Director:Unknown
    Writer:Unknown

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  3. Unknown Serial Killers of America Season 1 Episode 4 - Terry Rasmussen
    0.0/10(11 votes)

    #3 - Terry Rasmussen

    S1:E4

    Multiple unidentified bodies are found inside barrels in a New Hampshire forest. Decades later, a murder 3,000 miles away reveals their connection to a serial predator who changes his identity after every violent kill.

    Director:Unknown
    Writer:Unknown

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  4. Unknown Serial Killers of America Season 1 Episode 5 - Maury Travis
    0.0/10(13 votes)

    #4 - Maury Travis

    S1:E5

    From 2001 the bodies of 12 black women start to surface in Missouri and Illinois. As the investigation intensifies the killer start to taunts authorities.

    Director:Unknown
    Writer:Unknown

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  5. Unknown Serial Killers of America Season 1 Episode 6 - Herb Baumeister
    0.0/10(10 votes)

    #5 - Herb Baumeister

    S1:E6

    A group of young gay men disappear in Indiana during the 1990s. An amateur detective uncovers clues that leads to identify a merciless offender.

    Director:Unknown
    Writer:Unknown

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  6. Unknown Serial Killers of America Season 2 Episode 1 - Glen Rogers
    0.0/10(0 votes)

    #6 - Glen Rogers

    S2:E1

    When four women are found murdered across four states in a single month, police race to track down a charismatic drifter whose charm conceals what experts believe is a deadly rage toward women.

    Director:Unknown
    Writer:Unknown

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    The 20 BEST Episodes of Unknown Serial Killers of America

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  7. Unknown Serial Killers of America Season 1 Episode 1 - Carl Watts
    8.0/10(16 votes)

    #7 - Carl Watts

    S1:E1

    Chilling confessions from a vicious slasher detail only some of his 100+ victims. When he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

    Director:Unknown
    Writer:Unknown

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Worst Episodes Summary

"William Suff" is the worst rated episode of "Unknown Serial Killers of America". It scored /10 based on 14 votes. Directed by Unknown and written by Unknown, it aired on 5/25/2025. This episode scored 0.0 points lower than the second lowest rated, "Daniel Conahan".