
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.

Exploring how an American hit single from 1966 -- "The Cheater" by Bob Kuban and the In-Men -- foreshadowed the demise of the group's lead singer, Walter Scott.

A man is murdered in a drive-by shooting. When a mobile phone trace incriminates a killer, it's up to a forensic geologist to find evidence that he was at the scene.

A shooting victim mutters the name of her apparent assailant before dying, but fingerprint comparisons, handwriting analysis, ballistics and DNA testing show someone else close to home is the true killer.

When a 9-year-old girl vanishes on her way to school, the entire community helps with the search; detectives believe her mother may be involved, and a hidden fingerprint seals the case.