When Ted fails to have the evidence against him invalidated, Fitz makes one last appeal to him to plead guilty.

When Ted fails to have the evidence against him invalidated, Fitz makes one last appeal to him to plead guilty.

The FBI goes deep undercover to stake out Ted Kaczynski's cabin. Time is running out before news breaks in the press and all it takes is one wrong move for the Unabomber to disappear.

The FBI goes deep undercover to stake out Ted Kaczynski's cabin. Time is running out before news breaks in the press and all it takes is one wrong move for the Unabomber to disappear.

In a letter to his brother, Ted recounts the key events from his past that informed his decision to engage in terrorist activities.

In a letter to his brother, Ted recounts the key events from his past that informed his decision to engage in terrorist activities.

Fitz receives linguistic proof that Ted is the Unabomber and tracks down Ted's brother David, who is astonished at the accuracy of Fitz's profile.

Fitz receives linguistic proof that Ted is the Unabomber and tracks down Ted's brother David, who is astonished at the accuracy of Fitz's profile.

The Unabomber will stop bombing if his Manifesto is published. Fitz pushes for publication with S.A.C. Ackerman, who presents Fitz's argument to Attorney General Janet Reno.

The Unabomber will stop bombing if his Manifesto is published. Fitz pushes for publication with S.A.C. Ackerman, who presents Fitz's argument to Attorney General Janet Reno.

Linguist Natalie Rogers helps Fitz find clues about the Unabomber's identity in the Manifesto, but their findings face skepticism at the UTF. In 1997, Ted claims he can invalidate all of the evidence against him.

Linguist Natalie Rogers helps Fitz find clues about the Unabomber's identity in the Manifesto, but their findings face skepticism at the UTF. In 1997, Ted claims he can invalidate all of the evidence against him.

When the elusive Unabomber threatens to blow up a jetliner, Fitz must determine if the threat is real. In 1997, Fitz confronts Ted for the first time.

When the elusive Unabomber threatens to blow up a jetliner, Fitz must determine if the threat is real. In 1997, Fitz confronts Ted for the first time.

In 1995, FBI profiler Jim "Fitz" Fitzgerald joins the Unabom Task Force. Fitz recommends new methods of profiling but finds no allies among the agents in charge. In 1997, Fitz is tasked with confronting Ted Kaczynski, the Unabomber.

In 1995, FBI profiler Jim "Fitz" Fitzgerald joins the Unabom Task Force. Fitz recommends new methods of profiling but finds no allies among the agents in charge. In 1997, Fitz is tasked with confronting Ted Kaczynski, the Unabomber.