鎮警長瑞克·格里姆斯（Andrew Lincoln 飾）在一次行動中遭受槍擊，當他從昏迷中醒來時，發現小鎮上陰氣沉沉，死屍遍地。更為恐怖的是，有的死屍遊走於街頭巷尾，嗜血如命，早已化作恐怖的喪屍。從一對倖存的父子口中得知，大批的倖存者早已疏散到亞特蘭大市的避難所。為了 找到失蹤的妻兒，瑞克隻身上路。然而亞特蘭大早已淪陷成為死城，喪屍在此佔有絕對的統治地位。被喪屍圍攻的瑞克得到數名倖存者的救助，經過一番奮力廝殺，他們最終返回到野外的營地。在接下來的日子裡，他們不僅要面臨喪屍的威脅，更要承受來自靈魂深處的巨大考驗......

The true story of a decades-long conflict between the Los Angeles Police Department, under the determined leadership of Police Chief William Parker, and ruthless criminal elements led by Mickey Cohen, a one-time boxer who rose to the top of L.A.'s criminal world. The series is a fast-paced crime drama set in Los Angeles during the 1940s and '50s. It's a world of glamorous movie stars, powerful studio heads, returning war heroes, a powerful and corrupt police force and an even more dangerous criminal network determined to make L.A. its West Coast base.