
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 has no recollection of events after stabbing his wife and holding her head underwater in a swimming pool.

A woman is killed weeks before testifying against the man who sexually assaulted her.

When a prominent banker's wife is kidnapped, the trail leads police on a wild goose chase; they track down disgruntled bank customers and examine computer fonts.

New York police hunt the Zodiac killer after a series of deadly attacks.