A serial killer, known as "The Gainesville Ripper", stalks the University of ...
The Mark of a Killer
Season 1 Episode 6: An Appetite for Murder
A notorious killer is on the loose, committing crimes across Texas and leaving behind a trail of clues in the form of crumbs from the victims' meals. As more bodies are discovered, the FBI identifies a prime suspect and launches a nationwide manhunt to capture the elusive Railroad Killer.