Plot Synopsis

In this one-hour drama series Dr. Cal Lightman can detect the truth by analyzing a person's face, body, voice and speech. He heads a team of experts at The Lightman Group who assist federal law enforcement, government agencies and local police with their most difficult cases. But as Lightman well knows, his scientific ability is both a blessing and a curse in his personal life, where family and friends deceive each other as readily as criminals and strangers do. Lightman is the world's leading deception expert, a scientist who studies facial expressions and involuntary body language to expose both the truth and lies in criminal investigations.