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Lie Detector Guy on TV shows, YouTube shows, TV commercials, radio and much more! Known as the 'Thumbs Up-Thumbs Down Lie Detector Guy", he has more than 1000 media appearances/situations. CertifiedPolygraph.com and LieDetectorGuy.com 818 883-6969
The most televised polygraph examiner in the world.
Managed by John himself.
Follow IG @liedetectorguys
Check out our Playlist to see what John is featured in.

Videos

Lie Detector Guy

00:03:43

Client makes a thank-you video about her polygraph test!

79 views

2 months ago

Lie Detector Guy

00:03:07

Content creators using filmed polygraph: know the 4 polygraph film accuracy choices!

187 views

4 months ago

Lie Detector Guy

00:01:23

Polygraph test in Los Angeles: a secret on how to find a good polygraph examiner!

843 views

1 year ago

Lie Detector Guy

00:01:59

Polygraph tests on TV: are they accurate if there was moving?

281 views

1 year ago

Lie Detector Guy

00:01:29

Polygraph test in Los Angeles $145 with Lie Detector Guy discussing lie detector question wording!

337 views

1 year ago

Lie Detector Guy

00:07:16

Polygraph test in Sacramento: the real truth about a Sacramento polygraph test!

1,529 views

4 years ago

Lie Detector Guy

00:07:45

Polygraph test in Long Beach: insider secrets about Long Beach polygraph testing!

284 views

4 years ago

Lie Detector Guy

00:07:25

Polygraph test in Glendale: tips and secrets!

749 views

4 years ago

Lie Detector Guy

00:06:55

Polygraph test in Santa Clarita: SECRETS!

277 views

4 years ago

Lie Detector Guy

00:00:12

Channel Trailer

896 views

7 years ago