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American Experience

Lie Detector

Season 35, Episode 1 of 9

Discover the story of the polygraph, the controversial device that transformed modern police work, seized headlines and was extolled as an infallible crime-fighting tool. A tale of good intentions, twisted morals and unintended consequences.

More From this Series

Previously Aired

Day
Time
Channel
1/3/2023
9 p.m.
PBS 6
1/4/2023
2 a.m.
PBS 6
1/5/2023
2 p.m.
PBS 6
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