介绍：埃里克集合了自己村庄的所有武士准备开始一场危险的旅行。他们的目的地是瓦尔哈拉殿堂。他们准备亲手摧毁宿敌：绰号末日之役，让自己村庄的人民不在受到伤害。

介绍：第三季将采用一种非常罕见的方式播出：从5月19日到5月21日，用三天时间将全部10集播完第一天4集，此后每天3集。该剧已提前获得第四季续订，这是该剧的最后一季。　　3×01《Mother》：在2163年的世界末日中，Cole不顾一切地寻找Titan。与此同时，被抓住的Railly被迫做出一个艰难的选择。十二猴子军等待着「见证者」（The Witness）的降临。　　3×02 《Guardians》：Cole和Jones前往第一次世界大战结束后的法国寻找Jennifer Goines，他们遭遇一个危险的时间旅行团队：「守护者」（Guardians）。　　3×03《Enemy》：Ramse带着一个被俘的宿敌回到基地，信任的基础面临考验。Cole和Jones为了得到真相会做出哪些事情？　　3×04《Brothers》：Ramse和Cole鼓起勇气前往2007年——他们知道这要么是个陷阱，要么是杀死「见证者」的最后机会。但是当Cole发现一个令人心碎的真相之后，他意识到此次任务两者兼具。　　3×05《Casualty》：众人急需得到答案，但时间已经不多了，于是Jennifer和Deacon前往1989年盗窃一份神圣的宗教文件。Railly和Cole试图保守一个秘密，但是当这个秘密即将曝光的时候，他们要怎么做？　　3×06《Nature》：在1953年，Cole和Railly与Gale在十二猴子军诞生之际重逢。Christopher Lloyd扮演一个标志性反派角色的父亲。　　3×07《Nurture》：Cole和Railly必须做出一个无法用言语来形容的决定，但他们的选择截然相反。Railly向一个不靠谱的朋友寻求建议，Jones的疑心越来越重。在一场大战之中，大混乱发生了。　　3×08《Masks》：朋友和敌人齐聚维多利亚时代的伦敦，静候「见证者」的到来。Cole和Railly穿越时间展开追踪行动。　　3×09《Thief》：Cole和Railly终于知道了那个自称「见证者」的男人令人伤心的生活故事。　　3×10《Witness》：所有剧情线索都汇聚到Railly和Cole身上。Titan逼近，盟友被迫自相残杀，「见证者」站到命运的入口。

介绍：A group of aliens has come to Earth to learn about its population, customs, etc. To avoid detection, they have taken on human form which gives them human emotions, physical needs etc. WITHOUT the understanding of what they mean or the inhibitions normally present in humans. Their leader takes the position of a college professor, their military expert as his sister, their intelligence expert, supposedly oldest of group takes form of his teenage son. The uninhibited reactions turn everyday events into unusual situations.

介绍：A group of aliens has come to Earth to learn about its population, customs, etc. To avoid detection, they have taken on human form which gives them human emotions, physical needs etc. WITHOUT the understanding of what they mean or the inhibitions normally present in humans. Their leader takes the position of a college professor, their military expert as his sister, their intelligence expert, supposedly oldest of group takes form of his teenage son. The uninhibited reactions turn everyday events into unusual situations.

介绍：A group of aliens has come to Earth to learn about its population, customs, etc. To avoid detection, they have taken on human form which gives them human emotions, physical needs etc. WITHOUT the understanding of what they mean or the inhibitions normally present in humans. Their leader takes the position of a college professor, their military expert as his sister, their intelligence expert, supposedly oldest of group takes form of his teenage son. The uninhibited reactions turn everyday events into unusual situations.