Investigation Discovery continues its heritage of providing in-depth  compelling documentaries & shows.

Investigation Discovery

Investigators continue to search for clues to identify the Golden State Killer, hoping new DNA technology will help put a face to the name.

The Golden State Killer: It's Not Over

Somebody Out There Knows

Investigator Paul Holes continues to examine the Golden State Killer's murderous attacks in Santa Barbara, Calif.; meanwhile, armed with new theories, the citizen sleuths find a lead good enough to submit to the FBI.

The Horror of What Happened There

Cold case investigator Paul Holes strives to learn where the Golden State Killer lived and what he did for a living; a chilling telephone call is analyzed by the citizen sleuths to see if it adds anything to the growing profile of the perpetrator.

Do You Want to Die?

The Golden State Killer is the most prolific serial predator in California history but remains mostly unknown; his reign of terror began in the 1970s, but the fear lingers today; investigators make a commitment to finally identify the killer.

All I Knew Was Fear

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Forensic expert Paul Holes reexamins 40 years worth of evidence to find the unidentified serial killer known as the Golden State Killer; Holes is joined by citizen sleuths, former law enforcement personnel, civil district attorneys, and victims.

S1 E3 | The Horror of What Happened There

E4 | Somebody Out There Knows

E3 | The Horror of What Happened There

E2 | Do You Want to Die?

E1 | All I Knew Was Fear