
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.

Photographs found in a dumpster lead to the killer of Los Angeles model Linda Sobek; the man claims he did not intentionally kill her despite evidence to the contrary.

In a groundbreaking case using animal DNA, investigators use forensic testing on a cat to help them solve the case of a woman who vanished from her home on Prince Edward Island.

Insect evidence helps to solve the mystery of a woman found dead near a river bank.

A look into the 1984 Oregon food poisonings, where detectives track down the outbreak to a cult which aims to use germ warfare to take down the government.