Examining high-profile cases which remain unsolved, resulting in agony for families of the victims and frustration for the police. The first episode focuses on the case of Lee Boxell, a 15-year-old who disappeared in South London in 1988, never to be seen again. Lee's parents have lived without answers for more than 30 years, and long to know what happened to their teenage son.
Operation Silence – The Flükiger Affaire
Mind of a Monster: The Grim Sleeper
Freight Train: Slayer of Innocence
The Girl in the Cellar: 8 Years Underground
Have You Seen Andy?
Missing 411: The U.F.O. Connection
The Death and Life of Marsha P. Johnson
Unsolved Mysteries Volume 1: UFOs
Homicide Hunter: The Man with No Face
Le Mystère de la mort d'Hitler
This Is the Zodiac Speaking
Revenge: Our Dad the Nazi Killer
Dark Water: The Murder of Shani Warren
Women of the White Buffalo
The Imposter
Lost Boys: Belfast's Missing Children
After the Rain: Putin's Stolen Children Come Home
The Hunt For Shannon Matthews
Disappeared: The Bradley Sisters
The Piketon Family Murders