Season 1: 13 x 60 minutes / Produced for Discovery ID
Season 2: 13 x 60 minutes / Produced for Discovery ID
Season 3: 10 x 60 minutes / Produced for Discovery ID
A ground-breaking true-crime documentary series that, for the first time, takes viewers inside the most powerful cases of the FBI. Follow agents, analysts and profilers as they crack their toughest, most compelling cases as they pursue serial killers, terrorists, thieves, cyber criminals, arms dealers and kidnappers. See how the leading law enforcement agency in the world redefines the way crimes are investigated as they work the most dangerous and high stakes cases in the history of the FBI.