Forensic Files

In this classic episode of Forensic Files, the longest running true crime series in television history, authorities discover alarmingly high levels of thyroid hormones in South Dakota residents. Investigators study one large family whose 12-year-old son did not get sick. The tip-off: he's a vegetarian. Originally aired as Season 1, Episode 11.

At the scene of a vicious murder, the killer went to a great deal of effort to wipe away his fingerprints and obscure his shoe impressions left when he tracked blood trails on the floor. However, in the process, he created new evidence which was just as incriminating. Originally aired as Season 4, Episode 1.

A mysterious computer crash pushes a thriving manufacturing company to the brink of collapse, jeopardizing the jobs of hundreds of employees. There is no apparent cause and no obvious clues. Forensic investigators must determine if the crash was the result of a computer defect, human error, or sabotage. Originally aired as Season 8, Episode 39.