
"The FBI Files" reveals the crime-busting techniques and forensic science used by the FBI to solve the most baffling cases. Hosted by former head of the FBI's New York Office James Kallstrom.

How the FBI used forensic evidence to confirm the presence of a suspect in the bedroom of 1993 kidnapping victim Polly Klaas.

On July 4, 1987, a convicted assassin breaks into the computer room of a penitentiary in New Mexico and frees six other inmates.

On Aug. 12, 1997, a man wearing a stocking mask, gloves and a baseball hat robs Norwest Bank in Scottsdale, Ariz.

On Jan. 27, 2001, two beloved professors at Dartmouth College are brutally murdered in their home. Investigators suspect teenagers to be the perpetrators.

When a man arrives at the home of his mother, he realizes the car parked in front has a broken window. After he enters the house he finds the lifeless body of his mother.

The agency charges James Springette with trafficking drugs into the United States.

A man robs Wells Fargo Bank in Albuquerque, N.M., on Aug. 10, 1999, claiming the money would be used to feed poor Mexican children.

An ex-cop, a bounty hunter and a former prison guard pool their law enforcement experience to pull off a near-perfect hit on an armored van.