
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 young woman falls to her death in what appears to be a tragic accident; a forensic exam of photos taken at the scene tells a different story.

An investigation into the disappearance of a young woman uncovers a tooth that helps police solve a crime without a body.

The sensitive nose of a forensic examiner sniffs out murder.

The body of a 16-year-old girl is discovered nine months after her disappearance; forensic scientists find clues that paint a virtual portrait of her killer.