Petty Officer Michael Davis (Jeremy Davis) is the newbie to SEAL Team VI, but after his first mission the young soldier is weathered beyond hid years. His first assignment as for the elite black ops squad is as Communications Officer for the micro ground assault team that enabled surgical aerial assaults of strategic targets in Iraq, priming allied forces for the what is now known as Operation Desert Storm. The honor of being part of the special forces unit is enriched by the fact that he is invited into the unit lead by the best, Master Chief Devon Mackefy (Ken Gamble). The team, having just returned from one mission, is called into duty once again, because “Mac is the best”. Feeling the pull of the call, and given no option by the powers that be, our heroes go into the thick of it with the usual disadvantages - tired, short by one man and in need of gearing up in the weapons department; all with their invisibility being paramount. The team is rounded out by Petty Officer Williams (Kristoffer Garrison), Petty Officer Sanchez (Neta De Paula) and Chief Petty Officer Roberts (Zach McGowan). The team’s only contact ii Iraqi is Jamal (Amol Shah), a Kurd who has lost his family to the w

至今外界也很少有人知道海豹突击队会在什么地方执行任务、什么地方作为训练基地等等，他们个个文武双全，体魄强健，此片真实记录了前海豹突击队在阿富汗、伊拉克等战场执行各项危险任务视频。

在美国路易斯安那州的巴吞鲁日市，一研究生化武器实验室不幸将一病毒泄露出去，造成该市大批平民被感染成僵尸。而事发时，副总统正在该市进行竞选演讲，因此海豹突击队奉命去营救副总统。因该市一中情局实验室的科学家能成功阻止此次病毒蔓延，故海豹突击队在将副总统送上直升机后，又被赋予新的任务，去营救那名女专家……

在美国路易斯安那州的巴吞鲁日市，一个研究生化武器的实验室不幸将一病毒泄露出去，造成该市大批平民被感染成僵尸。而事发时，副总统正在该市进行竞选演讲，因此海军一海豹突击队奉命去营救副总统。因该市中情局实验室的科学家能成功阻止此次病毒蔓延，故海豹突击队在将副总统送上直升机后，又被赋予新的任务，去营救那名女专家……

《美国狙击手》改编自克里斯·凯尔的自传《美国狙击手》（American Sniper），讲述了他的成长历程。 在凯尔的自传上市之后，布莱德利·库珀就嗅觉灵敏地买下了这本书的电影版权。所以，库珀除了会主演本片之外，他还将以制片人的身份参与当中。此外，独立电影《蔓延》的编剧杰森·迪恩·豪尔将为影片撰写剧本。 影片根据海豹突击队的真实故事改编，原本由史蒂文·斯皮尔伯格执导，不过他因档期原因退出了。现在由克林特·伊斯特伍德接棒执导，2014年暑期开机。

致命的感染突然袭击了奥尔良市，整个城市陷入了恐慌，海豹突击队为了全城安危必须和僵尸展开惨烈的斗争。