Don and the team reopen a cold case when a LAPD badge turns up at a construction site. When Charlie joins the investigation, they attempt to track down the owner of the badge, an officer who has been missing 17 years. Meanwhile, Alan is informed that he's being sued.
Season 3 Episode 15 of Numb3rs resulted in a 0.00 rating in the 18-49 demographic.
FBI agent Don Eppes recruits his mathematical-genius brother, Charlie to help the Bureau solve a wide range of challenging crimes in Los Angeles. The two brothers take on the most confounding criminal cases from a very distinctive perspective. Inspired by actual cases, the series depicts how the confluence of police work and mathematics provides unexpected revelations and answers to the most perplexing criminal questions.
A dedicated FBI agent, Don couldn't be more different from his younger brother, Charlie, a brilliant mathematician who, since he was little, has yearned to impress his big brother. As a seasoned investigator, Don deals in hard facts and evidence, whereas Charlie, a math professor at a California university, functions in a world of mathematical probability and equations.
Now, despite their disparate approaches to life, Don and Charlie are able to combine their areas of expertise and solve some hugger cases.