"This is the Zodiac Speaking" details the hunt for a serial killer in the 1970s. The Netflix docuseries explains that police suspected Arthur Leigh Allen was the Zodiac Killer. Police suspected a man called Arthur Leigh Allen, a convicted sex offender, may have been the Zodiac Killer. Related stories"Arthur Leigh Allen does not match the partial DNA fingerprint developed from bona fide Zodiac letters," he said. A screenshot of archive footage of Arthur Leigh Allen as seen in "This Is the Zodiac Killer."

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Persons: Arthur Leigh Allen, Allen wasn't, —, Allen, Arthur Leigh Allen's mugshots, Don Cheney, David Toschi, Kelly Carroll, Vallejo, Terry Poyser, Netflix Allen, I'd, I've, teenie, I'm Organizations: Netflix, Service, Police, San Francisco Police Department, Atascadero, Hospital ,, San Francisco Chronicle, Allen, Sacramento Bee, Department of Justice Locations: San Francisco, Hospital , California, Vallejo , California