
Eagle-eyed technical experts prove there is no such thing as a perfect crime as they assemble the pieces every criminal leaves behind. Dramatic crime re-creations and, sometimes, part of the investigations are a staple of the series. Some of the re-creations include alternate versions of the crimes, which are disproved by science. The show's episodes follow each case from the initial investigation until it reaches its legal resolution.
A man is murdered in his sleep but no fingerprints are anywhere to be found; a shoe impression outside could lead to the killer.
Suicide notes and a pistol in hand lead police to suspect that a mother of two young children appeared to have killed herself, but when investigators learned of a house fire she was in three years earlier, they reinvestigated.
Three seemingly unrelated deaths proved to be serial murders; the killer had been careful, he used poison which had no taste or odour; fortunately for investigators, it also has a unique chemical signature.
The violent death of an Air Force officer's wife outside a Philippines air base is examined, amid accusations of a love triangle involving the murdered woman's husband; investigators use groundbreaking computer forensics to make their case.