Dr. Cal Lightman teaches a course in body language and makes an honest fortune exploiting it. He's employed by various public authorities in various investigations, doing more when the police etc. fail to go the extra mile. So he can afford to constitute a team of his own, which like clients and others has to put up with his mind-games.
Did You Know?
In a 2015 interview, Tim Roth (Cal Lightman) said that a spin off is in the works. See more
Dr. Cal Lightman
That's a lie.