SERIAL KILLER: The Zodiac Killer

On October 30, 1975, 15-year-old Martha Moxley spent the night before Halloween with friends in the exclusive Belle Haven neighborhood. By morning, she was found beaten to death beneath a tree in her backyard. A shattered 6-iron golf club, conflicting alibis from Tommy and Michae ...  Show more

Their stories don’t end when the episode does.This bonus episode brings together every Missing Person of the Week featured on CLUES in January 2026, giving these cases another moment of focus and another chance to be seen.Inside this compilation:John Tucson Doe 1998 (Episode: The ...  Show more

As fear gripped California, the Zodiac Killer escalated his mind games—sending letters, making threats, and pushing police and the public to the brink. In Part 2, we trace his psychological unraveling, the search for his true identity, and the failed attempts to bring one of Amer ...  Show more

The Zodiac Killer left behind more than victims—he masterminded a chilling legacy of cryptic messages, taunts, and terror. In Part 1, we trace his early murders, the ciphers that baffled authorities, and explore the disturbing psychology that drove one of history’s most notorious ...  Show more

Join hosts Morgan Absher and Kaelyn Moore as they take you deep into the world of the most notorious crimes ever — where a single clue can crack a case wide open. From shocking murders to serial killers, Clues dives into all the forensic details and brilliant sleuthing of the wor ...  Show more

Mark Twitchell called it a screenplay, but the police called it a confession. In Part 2, the investigation into “The Dexter Killer” heats up, as detectives uncover staged emails, a faked identity, and a journal detailing every move. What began as a slasher movie pitch became one ...  Show more