Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
The Hunt for the Zodiac Killer Season 1 Episodes
Season 1 Episode Guide
5 Episodes 2017 - 2017
Episode 1
The New Suspect
Tue, Nov 14, 201741 mins
In the premiere of a chronicle of the hunt for California's Zodiac Killer, who murdered at least five people in the San Francisco Bay Area in the late 1960s and early '70s, a prime suspect with code training emerges.
Episode 2
The Military Connection
Tue, Nov 21, 201742 mins
The hunt uncovers clues that the Zodiac Killer may have served in the U.S. Armed Forces, as the team's supercomputer identifies strange symbols in the killer's code that would have been known to only a few when it was written.
Episode 3
A New Code Uncovered
Tue, Nov 28, 201743 mins
A mysterious new cipher related to the Zodiac Killer is discovered, while the team's supercomputer uncovers a strange lunar pattern linking the murders. Also: A taunting riddle by the killer may lead to a body; and a second prime suspect emerges.
Episode 4
The Secret FBI Files
Tue, Dec 5, 201742 mins
The hunt goes into high gear as the FBI releases secret files; and a handwriting analyst connects the Zodiac Killer's letters to a taunting correspondence mailed 3000 miles away in Albany, N.Y.
Episode 5
The Code is Cracked
Tue, Dec 12, 201743 mins
Sal and Ken investigate the epicenter of the murders. A team member solves the Zodiac's infamous Z340 code, which has eluded codebreakers for 50 years.
