
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 canine behaviorist uses the family dogs, who are the only witnesses, to find the murderer of their owner.
Investigators see through a killer trying to cover his tracks by staging the crime scene to learn what really happened.
In 1984 police failed to convict the murderer of a college student; new technology may finally help the police to catch her killer.
Police investigate a young woman found murdered two weeks after reporting a road rage incident; evidence leads not to the aggressive driver, but one of their own.