Unravel the mystery alongside the FBI's greatest law enforcers and forensic scientists. Tracks Of A Killer Fateful Crossing #TheFBIFiles #TrueCrime #TEXAS The FBI Files is an American docudrama that takes a look behind the scenes of the Federal Bureau of Investigation's crime laboratory. Real FBI cases are recounted through reenactments and interviews, due to the sensitive nature of the show, viewer discretion is advised.