Season 1

Catching Killers

4 episodes

Episode 12021-11-0440m

Body Count: The Green River Killer

The unsolved murders of women around Green River near Seattle haunt investigators for decades — until crime scene science finally catches up.

E02

Episode 22021-11-0440m

Manhunter: Aileen Wuornos

A serial killer’s deadly road trip through Florida in 1990 leaves several men dead and spurs investigators to go undercover for an unexpected suspect.

E03

Episode 32021-11-0440m

True Lies (1): The Happy Face Killer

Odd suspects, questionable confessions and ever-shifting stories confuse detectives in the hunt for a young Oregon woman's killer in the early 1990s.

E04

Episode 42021-11-0440m

True Lies (2): The Happy Face Killer

A consequential letter surfaces with stirring claims and upends the seemingly closed case, calling into question the guilt of the convicted criminals.