Arthur Leigh Allen, a schoolteacher who died in 1992, is the only person police ever named as a suspect in the Zodiac murders ...

Perhaps the biggest revelation in the Netflix documentary This is the Zodiac Speaking comes via the Seawater siblings sharing ...

The Zodiac killer is one of the most notorious killers of all time, but has never been caught. Now, a family who knew the ...

Below, find all the evidence that was not presented by points to Arthur Leigh Allen being the true Zodiac Killer.

Arthur Leigh Allen was a prime suspect in the Zodiac Killer case, as he owned the same caliber of gun that was believed to ...

Arthur Leigh Allen has been a leading suspect in the Zodiac case for decades. Here's why the Seawater family believes he's ...

Explore the new evidence in the Zodiac Killer case as the Netflix documentary "This Is the Zodiac Speaking" examines Arthur ...

The Zodiac Killer was connected to several murders in Northern California during the 1960s, earning his cryptic name by ...

As a documentary series revisiting the infamous tale of the Zodiac Killer, with a special focus on its prime suspect, Arthur ...

Netflix’s documentary ‘This is the Zodiac Speaking’ includes interviews with the Seawater siblings, who grew up knowing and ...

People who knew Arthur Leigh Allen as children say he confessed, drugged them, and brought them to the sites of Zodiac killer ...

Netflix’s This is the Zodiac Speaking focuses on Arthur Leigh Allen, but eight other men have been accused of being the ...