The Zodiac killer is one of the most notorious killers of all time, but has never been caught. Now, a family who knew the prime suspect Arthur Leigh Allen whave come forward for the first time in the Netflix documentary This Is the Zodiac Speaking to reveal shocking new information in the case.

Netflix’s documentary ‘This is the Zodiac Speaking’ includes interviews with the Seawater siblings, who grew up knowing and interacting with Arthur Leigh Allen. They were familiar with him as both a teacher and a friend of their mother.

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

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

The Zodiac was never caught — and there are countless theories regarding his true identity. However, the late Arthur Leigh Allen, a Navy vet turned school teacher, has remained

This Is The Zodiac Speaking uncovers new and compelling evidence from the family he knew that Arthur Leigh Allen was indeed the mysterious murderer.