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The Lie Detector

8.0202353mMovieDocumentaryHistory

In the first decades of the 20th century, when life was being transformed by scientific innovations, researchers made a thrilling new claim: they could tell whether someone was lying by using a machine. Popularly known as the “lie…

DirectorRob Rapley
WriterRob Rapley
ProducersCameo George·Rob Rapley

Where to watch

PBS Documentaries Amazon ChannelPBS Documentaries Amazon ChannelHooplaHoopla
Availability shown for Canada · rights vary by country

Cast · Directed by Rob Rapley

ABAndre Braugher
Andre Braugher
Self - Narrator (voice)

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The Lie Detector — streaming FAQ

Which OTT platform streams The Lie Detector?

The Lie Detector is streaming on PBS Documentaries and Hoopla in Canada. It's not currently on Netflix.

Is The Lie Detector on Netflix?

No, The Lie Detector is not on Netflix in Canada as of November 2026. It's currently on PBS Documentaries and Hoopla.

Is The Lie Detector on Amazon Prime Video?

No, The Lie Detector isn't on Amazon Prime Video in Canada right now. It's on PBS Documentaries and Hoopla instead.

Where can I watch The Lie Detector for free?

The Lie Detector is available to stream free (with ads) on Hoopla in Canada.