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Investigators gain unprecedented access to files, unearthing a complicated cypher that may contain the killer's name as well as links between the Zodiac Killer and an unsolved case; a prime suspect with code training emerges.
Investigators gain unprecedented access to files, unearthing a complicated cypher that may contain the killer's name as well as links between the Zodiac Killer and an unsolved case; a prime suspect with code training emerges.
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The Hunt for the Zodiac Killer
S1, EP1 "The New Suspect"Investigators gain unprecedented access to files, unearthing a complicated cypher that may contain the killer's name as well as links between the Zodiac Killer and an unsolved case; a prime suspect with code training emerges.
The Hunt for the Zodiac Killer
S1, EP2 "The Military Connection"The team uncovers clues that the killer may have served in the U.S. Armed Forces, as the supercomputer identifies symbols in the code that would have been known to only a few when it was written; Sal and Ken find new evidence.
The Hunt for the Zodiac Killer
S1, EP3 "A New Code Uncovered"The team uncovers a mysterious new cipher related to the Zodiac Killer, while the supercomputer uncovers a strange lunar pattern linking the killings; a taunting riddle by the killer may lead to a body; a second prime suspect emerges.
The Hunt for the Zodiac Killer
S1, EP4 "The Secret FBI Files"The hunt goes into high gear as the FBI releases secret files on the killer; a handwriting analyst connects the Zodiac's letters to a taunting letter mailed 3,000 miles away in Albany, N.Y.; the code team has a massive breakthrough on the Z-340.
