The UnXplained: The Zodiac Killer's Deadly Code Explored (Season 6) | History

Many people tried and failed to solve the Zodiac's Cipher. See more in this scene from Season 6, Episode 8, "Unbreakable Codes."

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From the producers of Ancient Aliens and The Curse of Oak Island comes The UnXplained, a one-hour, non-fiction series that explores the world’s most fascinating, strange and inexplicable mysteries. Hosted and executive produced by Golden Globe and Emmy Award-winning actor William Shatner (Star Trek, Boston Legal) each episode will feature compelling contributions from scientists, historians, witnesses and experiencers—each seeking to shed light on how the seemingly impossible actually can happen.

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The UnXplained: The Zodiac Killer's Deadly Code Explored (Season 6) | History
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