In the summer of 1974, the handless body of a woman was found along the beaches of Provincetown, Massachusetts. Her identity, along with the identity of her killer, would remain unknown for nearly 50 years. 

In an exclusive interview, Richard Hanchett said he suffered from nightmares in the weeks before learning of his mother's 1974 murder. 

Ruth Marie Terry's husband Guy Muldavin had a reputation as a womanizer, and not all those who crossed his path survived. 

Stephen King's son, Joe Hill, published his idea on his blog, and continues to speculate to this day if The Lady of the Dunes was also a Jaws extra. 

Authorities scrupulously worked to identify a woman found brutally murdered in the dunes of Provincetown, Massachusetts, a case that would haunt New England for decades.

Including new case details, the two-hour special examines the 50-year quest to identify a murdered woman and her killer, which unexpectedly dovetailed into one man's search for his birth mother.