True Crime Garage True Crime Garage

The Zodiac /// Part 5

Oct 15, 2026 · 55m

Summary

Hosts Nick and Captain discuss the recent cracking of the Zodiac 340 cipher, noting its uneventful content and the killer’s likely military background. They analyze the Sherry Jo Bates murder, arguing it was likely Zodiac’s first crime based on handwriting and linguistic links to later letters. The episode also covers the Melvin Belli communications, the origin of the "Zodiac" moniker, and the host’s top suspect, Ross Sullivan.

Topics discussed

Amica Insurance Sponsorship Show Intro and Listener Shout-outs The Solving of the Zodiac 340 Cipher Zodiac's Military Background and Wing Walker Boots The Melvin Belli Phone Call and Eric Wheel Zodiac's Voice and the 'Today's My Birthday' Claim Ed Kemper's Release and Zodiac's Birthday The Sherry Jo Bates Case and Zodiac Connection Handwriting Analysis and the RH Poem Linguistic Evidence Linking Bates and Zodiac BetterHelp Sponsorship Acorns Sponsorship Mint Mobile Sponsorship Quince Sponsorship Sherry Jo Bates Attack Timeline and Evidence Zodiac's Use of 'Shall' and British Influence Early Zodiac Suspects: Rick Marshall and Larry Kane The Ross Sullivan Suspect Profile Zodiac's Escalation and Sloppy Tactics The Carjacking Incident and Riverside Connection Arthur Lee Allen: The Eyeball Test and Sketches Optimism for Solving Both Cases Witness Testimonies at Lake Herman Road Mike Morford's New Podcast and Outro Amica Insurance Sponsorship Energy Transfer Sponsorship
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