The One Who Got Away

In May 2010, wealthy married couple, Dennis and Merna Koula, were found shot dead in their Wisconsin home. There was little evidence from the crime scene, but one clue - computer keystroke - became critical. And one person who knew the couple very well would become the prime susp ...  Show more

In August 1996, Janet Levine March disappeared without a trace and her case remained unsolved for years. Her husband, Perry March, claimed she left home after an argument and never returned. However, investigators and Janet’s family believed he killed her. Over the years, Perry m ...  Show more

After his arrest, investigators would learn that, by the time he appeared on the game show, he was also a killer. In the year that followed, Alcala would go on to murder several other women until he was finally caught and convicted for his crimes. At his trial, Rodney Alcala w ...

At the time of his appearance on The Dating Game in 1978, Alcala was a convicted sexual predator who had served time for sexual assault and had only avoided a charge of attempted murder on a technicality. After his arrest, investigators would learn that, by the time he appeare ...

Listen to this week's episode of the Dateline: True Crime Weekly podcast with guest host, Blayne Alexander. In Arizona, the prosecution plays phone calls Lori made to her insurance agent in the days after her husband's shooting. In Massachusetts, a jury is finally seated in th ...

Listen to this week's episode of the Dateline: True Crime Weekly podcast with Andrea Canning. A California jury hears chilling details about the murder of hairstylist Fabio Sementilli from the man who admits he helped kill him. In Kansas, the lead detective on a double murder ...