第 1 季 共 10 集
播出时间：2017年2月28日
第 1 集 Little Girl Lost
播出时间：2017年2月28日
Halloween in a small town is cancelled indefinitely when a young girl is kidnapped and killed on her way home from a costume party.
第 2 集 Killings on Christmas Eve
播出时间：2017年3月7日
The death of an elderly couple, Edward "Ed" and Wilhelmina "Minnie" Maurin Ed in Washington state on Christmas Eve 1985.
第 3 集 She Never Came Home
播出时间：2017年3月14日
The case of a gruesome stabbing death of a bullied teenager remains unsolved for 27 years.
第 4 集 Sweethearts, Silenced
播出时间：2017年3月17日
A killer authors a book about his con-man past that becomes the key to solving a 29-year-old cold case of two high school sweethearts--and three other cold case murders--leading police to believe he could be the Zodiac Killer.
第 5 集 The Night Shift
播出时间：2017年5月26日
College student Brad Perry shows up to work his graveyard shift at the gas station and is never seen alive again.
第 6 集 Officer Down
播出时间：2017年6月2日
The longest running cold case of a law enforcement officer in the United States was the murder of Sheriff's Lt. Joe Clark.
第 7 集 Circle of Friends
播出时间：2017年6月9日
When 18-year-old Shannon Siders' body is found in the woods, everyone in the small town of Newaygo, Michigan, becomes a suspect--but no one is convicted of the crime.
第 8 集 A Family Secret
播出时间：2017年6月16日
Ten years after a 17-year-old girl is found strangled in the woods in small-town Kentucky, detectives uncover a terrible family secret.
第 9 集 A Family Cursed
播出时间：2017年6月23日
One family faces two unsolved murders of loved ones and authorities finally uncover the missing clue that leads to solve the case 13 years after the murders occurred.
第 10 集 A Killer Slips Away
播出时间：2017年6月30日
Two decades after a close-knit family's loving aunt is stabbed in her home, detectives return to the crime scene and discover a pivotal clue hidden in plain view.
