A look at some of Europe's and America's most horrific serial killers and how bizarrely simple blunders eventually brought them to justice.
Leavenworth
Shallow Grave
Sarjakusettaja
Cold Hearted
Murder at the Cottage: The Search for Justice for Sophie
Mörderische Frauen – Töten aus Lust
Undercover: Caught on Tape
Sveriges Största Konstkupper
The Preppy Murder: Death in Central Park
Sin City Murders
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