The Hunt for the Zodiac Killer
S01E0450 min· aired 12/5/2017
The Secret FBI Files
TMDb0.0
Overview
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.