Image: Image:
Getty Images file

NBCNews.com   |  March 21, 2014

Does Truth Serum Work?

For any fan of detective novels and spy movies, truth serum might seem like a common, real-world tool in the espionage arsenal. Forensic psychologist Dr. Naftali Berrill explains why truth serum is more fantasy than fact.

Share This:

Sorry, we do not have a transcript available for this video at this time.