The world's leading deception researcher, Dr. Cal Lightman, studies facial expression, body language and tone of voice to determine when a person is lying and why, which helps law enforcement and government agencies uncover the truth. But his skills also make it easier for him to deceive others.
Written by Sophie and last updated on jan 22, 2023.
PS: The following content contains spoilers!
PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!
Ben gets into a bind when he refuses to testify against a Wall Street mobster from one of his undercover cases. Without Ben's testimony, the mobster will go free, unless Cal and Gillian can figure out what Ben is trying to hide. Meanwhile, Ria and Eli work on figuring out who leaked the whereabouts of the original witness and got him killed.
The episode was rated 7.77 from 444 votes.
Cal dives head first into the world of beauty pageant teens and their obsessive parents who won't stop pushing them. He strives to mend a broken relationship between a dysfunctional mother and daughter while at the same time, prove a man has been unjustly accused of assault.
The episode was rated 7.75 from 409 votes.
Despite being "banned-for-life," Cal heads to Vegas when he is summoned by a casino owner after the star contender in the World Series of Poker goes missing right before the tournament. Meanwhile, Ria analyzes the expressions of the woman Eli is dating to determine if she's "into him."
The episode was rated 7.74 from 430 votes.
Cal tries to thwart a bank robbery from the inside by forcing his way into the gang, and tries to talk one of the robbers out of seeking revenge for the bank erroneously foreclosing on his home.
The episode was rated 7.73 from 437 votes.
Cal investigates a deadly traffic accident caused by three high school students on a joy ride, and stumbles onto something much bigger.
The episode was rated 7.73 from 364 votes.
Cal goes out of his way to help a woman with early-onset Alzheimer's, who claims a man named Charlie killed her sister, Rose, and now he's after her.
The episode was rated 7.72 from 352 votes.
Cal has a personal interest in an Internal Affairs investigation of a police officer, accused of murdering a gang banger.
The episode was rated 7.71 from 384 votes.
Cal goes head-to-head with a cult-like self-help guru, as he tries to free a wealthy woman from his control. As the investigation progresses, Cal starts playing hard-ball when veiled threats are made towards Emily.
The episode was rated 7.66 from 373 votes.
Ria blames herself when two museum security guards, that she vetted and approved, try to steal a valuable artifact. Both men are shot and killed by another guard, who is devastated that he killed the two men. Meanwhile, Cal becomes involved in a game of cat-and-mouse with a beautiful woman and the man who is stalking her.
The episode was rated 7.62 from 381 votes.
Cal assists Det. Wallowski investigate the murder of the daughter of a terminally ill friend of hers. Meanwhile, Ria is mugged in a rough neighborhood and goes looking for the guy who did it.
The episode was rated 7.61 from 357 votes.
