Summary:

  Inspired by actual cases and experiences, Numb3rs depicts the confluence of police work and mathematics in solving crime. An FBI agent recruits his mathematical genius brother to help solve a wide range of challenging crimes in Los Angeles from a very different perspective.

Season 1

The first season run of the show aired between January 23, 2005 and May 13, 2005 at 10pm on Fridays. It sees the start of the working relationship between Los Angeles' FBI department and Charlie Eppes. The main FBI agents are Charlie's brother, Don Eppes, and Terry Lake, as well as David Sinclair. Don and Charlie's father, Alan Eppes, provides emotional support for the pair, while Professor Larry Fleinhardt and doctoral student Amita Ramanujan provide mathematical support and insights to Charlie. Season 1 was a half season, producing only 13 episodes. Sabrina Lloyd played an agent in this season, she was later replaced by Diane Farr.

Season 2

The second season run of the show aired between September 23, 2005 and May 19, 2006, again at 10pm on Fridays. Season two sees several changes to Don's FBI team: Terry Lake is reassigned to Washington and two new members join Don and David Sinclair: Megan Reeves and Colby Granger. Charlie is challenged on one of his long-standing pieces of mathematical work and also starts work on a new theory, Cognitive Emergence Theory. Larry sells his home and lives a nomadic lifestyle, while he becomes romantically involved with Megan. Amita receives an offer for an assistant professor position at Harvard University, but is plagued by doubt as her relationship with Charlie is challenged and her career is in upheaval. Alan begins work and dating again, though he struggles with the loss of his wife, and both he and Charlie have a dream of her.