Himmler's Haunted Castle: Experts reveal the truth about the Nazi leader's Wewelsburg castle. Why did he want to keep it out of American hands? And what was his secret plan? (S1, ep 1)
Cross-Dressed to Kill: The shocking case of Kacy Kay Ray, who vanished after celebrating Christmas at her parents' home, only to be found dead days later in a field. (S1, ep 10)
Wicked in the Windy City: Detectives race against the clock to catch a killer when a woman is found strangled to death on her bathroom floor the day after Halloween. (S1, ep 9)
He Came For Me: Detectives reveal how DNA evidence led them to 15-year-old Nanine Grimes' killer, 25 years after she was stabbed more than 80 times in her home. (S1, ep 8)
Dying to Fit In: Sharon Bloom leaves work for lunch and vanishes. Ten days later, her body is found brutally murdered in a cornfield. Can detectives find her elusive killer? (S1, ep 7)
Queen Of Hearts: Using a novel technique involving a deck of cards, detectives crack a 32-year-old cold case, finally bringing an assassin to justice. (S1, ep 6)
Not Again: Detectives hunt for the murderer of a 30-year-old mother. But even when they think they've found their killer, they face a frustrating search for evidence. (S1, ep 5)
Relative Suspects: Detectives reopen the 30-year-old cold case of mother Barbara Lloyd, who was fatally stabbed in her home. Can they finally bring her killer to justice? (S1, ep 4)
The Body In The Bay: Four years after Nancy Manni's body is found in Chesapeake Bay, her case appears on a crime TV show. Was there anyone out there who knew the truth? (S1, ep 3)
Web Of Lies: Investigators reveal how they unravelled a business manager's endless string of lies in order to discover who had the means and motive to shoot him dead. (S1, ep 2)