Episode 1

In 1977, frustrated FBI hostage negotiator Holden Ford finds an unlikely ally in veteran agent Bill Tench and begins studying a new class of murderer.

Episode 2

Holden interviews the eerily articulate murderer Ed Kemper, but his research provokes negative feedback at the Bureau.

Episode 3

Dr. Wendy Carr joins Holden and Tench in their first success, when their insights lead to an arrest.

Episode 4

Bill and Holden consult with Dr. Wendy Carr to begin classifying their subjects. They receive surprising news.

Episode 5

Holden and Bill return to a perplexing case in Pennsylvania where a set of clues leading in multiple directions leaves no shortage of suspects.

Episode 6

Wendy considers an offer. Holden and Bill struggle to communicate the meaning of their findings to the judicial system in the baffling Altoona case.

Episode 7

Wendy takes a career risk to relocate and join the team full time. Holden and Bill find it harder to keep the emotional intensity of work at bay.

Episode 8

Bill and Wendy interview candidates for a fourth member of the team. Holden is intrigued by complaints about a school principal's odd habit.

Episode 9

Holden's methods during a disturbing interview with mass murderer Richard Speck create dissension among the team and kick off an internal FBI probe.

Episode 10

The team cracks under pressure from an in-house review. Holden's bold style elicits a confession but puts his career, relationships and health at risk.

Episode 1

Amid sweeping changes at the BSU, Holden deals with severe repercussions from his close encounter with Ed Kemper.

Episode 2

To glean insight into the elusive BTK killer, Bill and Holden interview the Son of Sam, who makes a startling admission.

Episode 3

Bill gets drawn into a horrifying crime that hits close to home. Holden receives an intriguing offer while in Atlanta to interview a pair of killers.

Episode 4

Holden develops a controversial profile in the Atlanta slayings. Wendy conducts her first interview and finds being on the front lines suits her well.

Episode 5

Bill's devastating family situation spills over during his interview with Holden's holy-grail subject: Charles Manson. Wendy's new romance heats up.

Episode 6

The FBI officially sends the BSU to Atlanta to investigate the missing and murdered children. Wendy second-guesses her interview methods.

Episode 7

Hitting a dead end, Holden suggests a bold plan to draw the killer out. Bill's family faces more scrutiny. Wendy chafes as her job begins to shift.

Episode 8

Red tape hinders Holden's plan to narrow his suspect pool. A weary and heartsick Bill tries to connect with his son. Wendy rethinks her relationship.

Episode 9

The investigation zeroes in on a prime suspect who proves surprisingly adept at manipulating a volatile situation to his advantage.