Casey Anthony's Parents: The Lie Detector Test | Crime+Investigation UK

George Anthony, Casey Anthony's father, preparing to take a polygraph test

Casey Anthony's Parents: Were they involved in Caylee's death?

Casey Antony's parents have submitted themselves to lie detector tests probing the question: was her father actually culpable?

Chris Watts answering his front door - still taken from police bodycam footage

4 crimes that were cracked by a lie detector test

Moments after failing the lie detector test, detectives sat Chris Watts down and told him it was time to open up about what really happened

'Casey Anthony's Parents: The Lie Detector Test' - Illustration of Casey Anthony's parents drawn out on a lie detector test

Casey Anthony's Parents: The Lie Detector Test

In response to Casey Anthony's recent accusations against her father, George and Cindy Anthony agree to undergo polygraph tests

George Anthony with his arm strapped up to a lie detector test

His reactions seemed to strike a nerve - Casey Anthony's Parents: The Lie Detector Test

To answer lingering questions about George Anthony's involvement in Caylee's death, George and Cindy Anthony agree to undergo polygraph tests on-camera