Manhunter: Aileen Wuornos

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.

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.

True Lies, Part 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.

True Lies, Part 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.

Bind. Torture. Kill: BTK

A terrifying Kansas serial killer reemerges after 30 years. Using DNA technology and help from the media, investigators race to prevent another murder.

Thrill Kills: The Phoenix Serial Shooter

A serial shooter targets random pedestrians on the Phoenix streets, leading detectives on a desperate hunt for a criminal driven to kill for sport.

Missing Men Part 1: The Toronto Village Killer

After multiple gay men sharing similar features go missing in Toronto, detectives follow an international tip with horrific claims of cannibalism.

Missing Men Part 2: The Toronto Village Killer

As more men vanish, a fresh task force assembles. New surveillance footage and recovered computer files provide a final chance to identify the killer.

DNA Profiling

Fingerprints

Skeletal Secrets

Insect Evidence

Proving Poison

Smoking Guns

Fire Investigation

Cyber Forensics

Criminal Profiling

Blood Spatter

Trace Evidence

Cause of Death

Plant Evidence

Catching Killers

The investigators behind infamous serial killer cases reveal the harrowing, chilling details of their extraordinary efforts in this true crime series.

Catching Killers

2021 Crime