Watch Golden State Killer: Unmasking a Monster (2026) Free Online

Survivor testimony and newly unearthed archive re-examine Joseph DeAngelo's crimes, questioning when his violence began and exploring the double life of the former police officer known as the Golden State Killer.

Golden State Killer: Unmasking a Monster is a 2026 TV series. The series has 1 season and 1 episode.

• First aired: 2026-09-23
• Seasons: 1
• Episodes: 1
• Status: Returning Series

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