影片简介：
特工汉纳威执行任务时遇害，核机密文件被女杀手莫伦截获。为了找回文件，特工班吉和特工简从俄罗斯监狱救出了伊桑·亨特(汤姆·克鲁斯饰)。他们接受的幽灵协议任务便是从克林姆林宫盗取核军事密码。然而，当他们接近目标时，却发现被恐怖分子亨德里克斯捷足先登，抢走了核军事密码。
在伊桑打算撤离时，克林姆林宫被恐怖分子给炸了，伊桑死里逃生，又在医院遭到俄特工的追捕，幸好他身手矫捷，才化险为夷。不过，伊桑的上司也在混乱中丧生，只剩下其助手布兰德与伊桑躲过一劫，加上班吉和简，逼上绝境的四人开始了最后一搏，从迪拜到印度，他们出生入死，与恐怖分子斗智斗勇……
影片延续了《碟中谍》系列的惊险剧情、高科技谍战等元素。口碑方面，《碟4》也是第1到第4部中最受北美地区媒体好评的一部。
精彩词句学起来:
1. Now I'm headed back to Washington to hand the President my resignation.
现在我要返回华盛顿向总统递交辞职信。
2. Where the DOD will label you as a rogue extremist and hang the Kremlin bombing on you and your team.
国防部会把你作为流氓极端分子把克里姆林宫爆炸案归咎于你和你的小组。
3. Stay down! Drive! Drive! Drive!
卧倒!快开车!
4. We're shut down.
我们被停工了。
5. IMF now believes this man; Kurt Hendricks is the nuclear extremist, code name Cobalt.
特别行动小组确定Kurt是个核极端分子，并且代号称为“Cobalt”。
6. Nothing can be left to chance.
我们不能心存侥幸。
7. No one can know we're still on line.
没人知道我们还在秘密地工作。
8. Waste not, want not.
俭以防匮(精打细算，就什么也不会缺。)
9. I accepted the Rankow Prison mission on one condition
我当初接下Rankow监狱这个任务只有一个条件。
10. I pulled your file after India.
在去了印度回来后查了你的档案。
精彩对白欣赏:
1. I'm not picking up that phone, Ethan, because I don't think you want me in the field. I know your wife is dead. I was there in Croatia. I was there for one reason. One. And I failed. It was my job to protect her.
2. As long as we were together, she could never be safe. It wasn't your job to protect her, Brandt. It's mine.
3. And the only thing that functioned properly on that mission was this team. I don’t know how we ended up together, but I'm glad we did.
4. So, I hear the insurance company's refusing to pay the claim on that car you crashed, Ethan. Something about intentional 100-meter vertical drops not being covered. Go figure.