Overview: Feeling guilty over the stabbing, Charlie puts his attention on finding a serial killer using math theories to help the team solve the case before another life is taken.
Watch Trailer
First Air Date: Jan 23, 2005Last Air date: Mar 12, 2010Season: 6 SeasonEpisode: 118 EpisodeRuntime: 45 minutesQuality: HDIMDb: 7.05 / 10 by 373 usersPopularity: 100.422Language: English