Season
The Hunt for the Zodiac Killer - Season 1 Episode 4 The Secret FBI Files
6.10 50 minutes The hunt goes into high-gear as the FBI releases secret files on the mysterious Zodiac Killer, and a handwriting analyst connects the Zodiac’s letters to a taunting letter mailed 3,000 miles away in Albany, NY. The code team has a massive breakthrough on the Z-340.
