Writer and producer David Eick (Battlestar Galactica, Steven Spielberg's Falling Skies) and Michael Butterfield talk about the Zodiac's last known murder in San Francisco and the killer's influence on pop culture, including the classic crime movie Dirty Harry and the legendary horror film The Exorcist.

Written and produced by Michael Butterfield for ZodiacKillerFacts.com / Copyright 2019

Voice of "The Zodiac" by John Knight 

All music licensed and used by permission. “Run and Hide” composed and produced by Jens Kiilstofte.