地球上一直存在着一个黑暗的地下世界。那里，两大种族――吸血鬼和狼人――在斗得你死我活，每一方都以消灭对方种族为最终目标。 一次，吸血鬼族的“月神”西丽妮（凯特•贝金赛尔 Kate Beckinsale 饰）在追杀几个落败的狼人时发现，狼人正在密谋绑架人类的一名医生麦克尔 （斯科特•斯比德曼 Scott Speedman 饰）。心知狼人必有所图，西丽妮独自前往狼窝查探。不料中了狼人的埋伏，身负重伤之际幸得麦克尔相救。在麦克尔送西丽妮回吸血鬼营地的途中，他意外被一只狼人咬伤了，由此揭开了麦克尔的身世之谜和狼人的阴谋……
Two childhood friends get more than they bargained for when they inadvertently agree to play against each other in a deadly game of live and death called "Us or Them." - After Jude wins a luxury holiday on a mobile game app, he takes his friends and family with him including childhood BFF Andy. The two are invited to meet with a mysterious woman called The Officiator, who offers them the chance to win $20 Million if they agree to play a simple game. Eager to get his hands on the money, Jude convinces Andy to play but inadvertently signs the duo up for a deadly game called "Us or Them" where failure to agree on decisions will have dire consequences to not just Jude and Andy, but the family they have brought along with them on the trip.
我们的反常规干探艾索（艾迪•墨菲 Eddie Murphy 饰）又回来了！艾索身为底特律的刑警，却三番四次跑到了洛山矶去破案，这次也不例外。艾索被派遣调查一宗谋杀案，他发现了案中的一连串线索，顺藤摸瓜之下最终追踪到了洛山矶比佛利山上一个大型游乐场的主人。 回到久违的洛山矶，艾索当然要找到前两集的最佳拍档――洛山矶刑警比利（祖德•莱茵霍尔德 Judge Reinhold 饰）。于是比利和艾索两人深入虎穴，直接来到了游乐场调查。没想到的是，游乐场主人在这里设置了重重障碍，面对他们的将是连场恶斗！
