A Crime to Remember

Real-life tales of tragedy when online acquaintances turn out to be murderous villains in disguise.

"The Perfect Murder" brings viewers some of the most diabolical, perplexing murder cases to land on detectives' desks – the kind of cases that make or break careers and provide fodder for Hollywood mystery movies. These ingenious killers are every detective's worst nightmare. Whether by planting false evidence, or writing anonymous letters to police, these murderers will stop at nothing to stay one step ahead and get away with the perfect murder. In this program, we focus on the investigation, as detectives slowly put the pieces together to unravel the twisted truth. As detectives uncover new evidence, and turn to new suspects, we flashback through stylized reenactment, to depict each possible theory of what may have happened. For the killer, it's THE PERFECT MURDER. Detectives hit dead end after dead end, and wrong suspects are discarded. But one new clue can lead to another and the cold case suddenly gets hot. Truth is, it's the perfect murder... until it's not.

A look at forensics-driven stories of investigators who decipher clues and bring justice to the loved ones of victims.

Amid the untouched backdrop of Alaska, people go missing at an eerily high rate. It's a place where people can go to get away from everything, where you can live off the grid and hide in plain sight. For a murderer, it provides the perfect cover to commit the perfect crime. often incorrectly refer to as Alaska:ice cold killers

Investigators piece together murder mysteries and seek insight into the victims' lives - and sometimes into their darkest secrets.

Affairs can sometimes turn deadly for couples.