Name: Unknown Serial Killers of America
Released: 2025-05-18T00:00:00.000Z

TV Show · Documentary · Crime

The series profiles the shocking stories of some of the most heinous serial killers in U.S. history, many of whom the public aren’t even aware. Gruesome crimes will be uncovered as well as how these notorious murderers evaded the spotlight.

2025 · 42m

EPISODE 1

Carl Watts

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.

42 min
EPISODE 2

William Suff

In the '90s, a deranged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women.

42 min
EPISODE 3

Daniel Conahan

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.

42 min
EPISODE 4

Terry Rasmussen

Decades later, a murder 3,000 miles away reveals their connection to a serial predator who targets women and children, and changes his identity after every violent kill.

42 min
EPISODE 5

Maury Travis

When the bodies of 12 Black women surface in Missouri and Illinois, the serial killer taunts authorities by sending a cryptic letter to the local paper.

42 min
EPISODE 6

Herb Baumeister

When droves of young gay men disappear in Indiana in the '90s, an amateur sleuth uncovers clues that point to a likely killer.

42 min

Season 1

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