Theodore Douglas, better known as T-Dog or simply T, is a survivor of the outbreak in AMC's The Walking Dead. T-Dog is a kind, selfless, physically strong man willing to fight for his allies. He served as a supporting protagonist for Season 1, Season 2, and the first quarter of Season 3, where he served as one of Rick's right-hand men for a short time. He is killed in the fourth episode of Season 3, "Killer Within", when a hostile prisoner survivor named Andrew lured a herd of walkers into the Prison and caused the death of T-Dog, who got bit several times by walkers as he helps a fellow member of his group, Carol, get to safety.