In Episode 24, we explore one of the most controversial theories in the Zodiac case: the Zodiac Hoax Theory, proposed by Professor Thomas Henry Horan. Horan suggests that the Zodiac killer wasn't a real person but a constructed myth—a series of unrelated crimes that the media and law enforcement tied together, spurred by a hoax. From analyzing inconsistencies at the crime scenes to questioning the authenticity of the infamous Zodiac letters, Horan challenges everything we thought we knew about the case. Was the Zodiac an elaborate myth, and could the real truth be far simpler? Join us as we delve into the unsettling theory that aims to rewrite Zodiac history.

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In this bonus episode, we focus on the investigation into the prime suspect in the murder of Cheri Jo Bates. Known by the pseudonym "Bob Barnett," this individual was once a student at Riverside College and was initially questioned in the days following Cheri Jo’s death. Despite chilling confessions from his friends and his suspicious behavior, no physical evidence has ever linked Barnett to the crime. Join us as we explore decades of investigative twists, from inconclusive polygraphs to DNA evidence, and the unresolved question—could Bob Barnett really be the killer, or was Cheri Jo's murderer never even on the police’s radar?

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The Zodiac Killer's Z340 cipher was one of the most infamous unsolved puzzles in true crime history. For over fifty years, it taunted codebreakers, cryptographers, and enthusiasts around the world. In this episode, we explore how, in December 2020, a trio of experts—David Oranchak, Jarl Van Eycke, and Sam Blake—finally cracked the code using modern technology and brilliant teamwork. We delve into the incredible journey of breakthroughs, false starts, and the ultimate discovery of the chilling message behind the cipher. Tune in to uncover how this enduring mystery was finally solved, revealing a rare glimpse into the Zodiac's twisted mind.

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In the early 1960s, two tragic double murders shocked California—Robert Domingos and Linda Edwards, followed by Johnny and Joyce Swindle. Young couples, vibrant and full of life, were brutally attacked while enjoying serene moments by the water. Both incidents occurred years before anyone had heard of the Zodiac Killer, but the eerie similarities to the Zodiac’s known crimes suggest these could have been his early strikes. In this episode, we explore the horrifying events on Gaviota Beach and Ocean Beach, the cold case investigations, and the emerging evidence that connects these cases to the infamous Zodiac. Could these early unsolved murders reveal a deeper, darker chapter of the Zodiac's history?

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In this episode, we turn our focus to Ross Sullivan—a name that has become a key piece in the Zodiac puzzle for many amateur sleuths and true crime enthusiasts. Working at Riverside City College library when Cheri Jo Bates was murdered, Sullivan’s strange behavior, disturbing writings, and sudden disappearance after her death made him a person of interest. We dive into the connections, coincidences, and circumstantial evidence that led some to believe Ross Sullivan could have been the Zodiac. Was he just a troubled individual, or was there more to his story than anyone suspected?

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In 1971, a new suspect emerged in the Zodiac case—Arthur Leigh Allen, a man with chilling coincidences tying him to the infamous killer. As we explore the first part of his story, we dive into the eerie similarities between Allen’s life and the Zodiac’s crimes. From disturbing conversations with friends about his twisted fantasies to the infamous Zodiac watch that seemed to link him to the killer’s identity, Allen became the prime focus of law enforcement. But was he truly the Zodiac, or just another man caught in the web of suspicion? Join us as we unravel the unsettling evidence that brought Arthur Leigh Allen into the spotlight.

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On the night of July 4, 1969, Darlene Ferrin and Michael Mageau drove to Blue Rock Springs Park, seeking a peaceful spot away from the festive crowds. But as the fireworks faded, a far more sinister figure emerged, forever changing their lives. In this episode, we delve into the chilling events of that night, as an unknown assailant opened fire, leaving Darlene dead and Michael gravely wounded. What began as a quiet evening became a gruesome chapter in the Zodiac’s deadly spree, marking his terrifying return to the shadows of Northern California. Join us as we unravel the mystery behind this second brutal attack.

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In Part 2 of the New York Zodiac Copycat, we explore the chilling aftermath of the attacks. After years of stalking the streets, claiming victims in a twisted attempt to mirror the original Zodiac Killer, Heriberto Seda's actions led to a dramatic hostage situation that would ultimately end his reign of terror. From his shocking arrest to the trial that followed, we delve into how the NYPD finally cornered the man responsible for eight shootings and three deaths. Tune in as we unravel the motives, the confessions, and the courtroom drama that brought an end to the New York Zodiac's deadly game.

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In this bonus episode, we explore the mysterious April 1978 Zodiac letter and the controversy that ensued. After four years of silence, a letter claiming to be from the Zodiac surfaced, reigniting fears and questions. But the plot thickened when journalist Armistead Maupin noticed unsettling similarities between this letter and the fan mail he had received from Detective Dave Toschi, the lead investigator on the Zodiac case. Was Toschi fabricating Zodiac communications to keep the case alive? We dive into the details of the scandal that threatened to tarnish a respected investigator’s career, leaving behind even more unanswered questions.

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Following the murder of Paul Stine, the Zodiac Killer shifted his focus from physical violence to psychological terror. In this episode, we explore the letters that the Zodiac sent to newspapers, each more menacing and cryptic than the last. From threats against school children to the infamous 340-character cipher that would remain unsolved for over 50 years, the Zodiac continued his deadly game, toying with the police and the public alike. Dive into the mind of a killer who thrived on fear and chaos as we decode the chilling letters and examine the unsettling mystery of the unbroken ciphers.

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