The Perfect Suspect: Detectives investigate the mysterious death of a Chicago woman whose body was found dumped on a Wisconsin highway in 1995. (S4, ep 2)
Left For Dead: In 1997, Henry Caneva was found dead after he and his wife were attacked in their home. With little to no evidence, how did investigators nab his killer? (S3, ep 2)
Series exploring some of the most baffling and challenging investigations in modern law enforcement. (S8, ep 1)
Murder in the Mirror: The crime documentary series returns with a look at the brutal 2006 murder of 80-year-old grandmother Bernita 'Billie' Cunningham. (S7, ep 1)
Wicked Impulse: In 1997, a California mountain town is stunned by the murder of a longtime resident. Months of dogged investigation bring the case to a shocking conclusion. (S6, ep 1)
Deadly Forest: The tragic story of 17-year-old Michele Avila, who was murdered by two school friends in the Angeles National Forest in 1985. (S5, ep 1)
Pure Evil: When the naked body of a Chicago woman is found dumped on a Wisconsin highway, investigators suspect she may be the victim of a lovers' spat which turned deadly. (S4, ep 1)
Perfect Family: A family are found murdered in their home. Only their 20-year-old daughter has survived. Investigators wonder who would kill this seemingly perfect family. (S3, ep 1)
UFO Surveillance: The team investigates videos indicating a strong UFO surveillance presence at weapons laboratories. (S3, ep 13)
Area 51 Revealed: The team heads to Area 51, where they interrogate former employees of the alleged storage site for alien spacecraft. (S2, ep 13)