
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.

Casino security cameras offer the final images of a woman, just before she vanishes without a trace; can these grainy images lead police to her killer?

When a doctor's wife disappears, investigators use concrete from the doctor's yard and the recollections of a child to determine what happened.

A squashed tomato and a pinpoint reflection of light in a photo help catch a killer.

When a young woman goes missing, the police investigation reveals that she led a double life -- student by day, call-girl by night -- but when her body is discovered, even more strange truths are uncovered.