The son of a family of devout Jehovah's Witnesses is accused of killing his teacher after being caug...

When a female soldier charges a commanding officer with sexual assault, Lightman is brought to Fort...

The murder of a teenage girl – who is the daughter of a powerful federal judge – leads The Lightman...

At a state wedding, Lightman and his team work to prevent the assassination of a South Korean ambass...

Lightman and Torres interrogate an imprisoned gang leader who claims to be rehabilitated. If the gan...

Lightman and Foster investigate the disappearance of an 11-year-old girl who may have been murdered....

When Lightman is hired to find a corporate spy at a pharmaceutical company, he discovers a high-leve...

Lightman becomes obsessed with his investigation of two young women who committed suicide. Meanwhile...

In the wake of a building collapse in a small town outside Washington, Lightman is brought in to det...

When Assistant U.S. Attorney Zoe Landau, Lightman's ex-wife and Emily's mother, enlists Lightman to...

The Lightman Group gets embroiled in the controversial case of a policeman who shot a potentially in...

Ben Reynolds, an FBI agent who's been pursuing a serial rapist terrorizing the Washington area, part...

After a terrorist bombing outside of Washington, DC, FBI Agent Ben Reynolds calls on The Lightman Gr...

A young woman approaches Lightman at his book signing, believing she has seen a murder. Lightman fin...

Zoe enlists Lightman to help with her client -- a 22 year-old black star college football player who...

While on vacation in Mexico with Emily, Lightman becomes involved in the case of a missing American...

Eric Matheson (Garret Dillahunt) is determined to prove that he didn't murder his wife. Torres is as...

When Cal's old pal, Terry Marsh, comes to town, he brings plenty of trouble with him. Meanwhile, the...

After a federal witness is killed, the US attorney arrives at the Lightman Group to take the next wi...

The Lightman Group helps a teenager who believes he was abducted as a baby, while Loker and Torres t...

Cal spends the holidays in Afghanistan, where he relies solely on an American expatriate to help a m...

Lightman, Foster and Reynolds travel to Las Vegas to help locate a missing finalist in the World Ser...

A protesting farmer parks his explosives-packed tractor near the US Treasury building. Meanwhile, Lo...

Lightman investigates one of his mentor's graduate students, whom he is convinced is a psychopath, w...

An Irish terrorist comes to Dr. Lightman to find out who killed his wife and daughter seven years ag...

Lightman is an expert witness at the trial of a woman charged with murdering her high-powered, and m...

Lightman is confronted with unsettling truths about his past while trying to save an Iraq war vetera...

After a grisly shooting in a federal housing project, Lightman is hired to read the face of the para...

When a pregnant girl is found murdered, Cal and the LMG team help Torres try to clear her juvenile-d...

The Lightman Group investigates when a young woman is killed at a political rally in Virginia.

A fighter in an underground club is found dead; Foster discovers a troubling secret.

Lightman and his ex-wife, Zoe witness the execution of a murderer they prosecuted 17 years ago and f...

After Foster's boyfriend, Dave Burns (guest star Martini), gets abducted Lightman tries to track him...

A missing woman leads the Lightman group to discover criminal activity in the adult film industry.

The Lightman Group investigates the murder of a journalist and friend of Lightman’s who was killed w...

Lightman tries to stop a man intent on revenge from robbing a bank.

While defending a wrongly accused man, Lightman uncovers a dark secret that helps a damaged woman an...

The Lightman Group gets hired by Internal Affairs to investigate an incident that involves Det. Wall...

Lightman becomes involved in a dangerous game of cat-and-mouse when he meets a beautiful woman at an...

When Lightman investigates an explosion that killed six coal miners, he suspects foul play may be in...

Lightman goes head-to-head with the leader of a self-help empire to free a wealthy woman who may be...

Lightman tries to help a woman with early-onset Alzheimer's piece together her fragmented memories,...

Lightman is hired by a terminally ill restaurant owner to find his daughter's killer as his dying wi...

Cal Lightman questions his own sanity while he tries to get a patient released from a mental hospita...

A wealthy woman asks Lightman to look into her new boyfriend's background.

Lightman investigates three high school students responsible for a deadly traffic accident.

A baby goes missing, and her mother accuses an unknown person of the kidnapping. When Lightman sees...

Foster’s former patient, one of the founders of a social-networking app, comes to the Lightman Group...