BBC一口气续订《天堂岛疑云》第13、14季，以及两集圣诞节特别篇。

We're transported back to the tropical island of Saint Marie, and this time with a new Detective Inspector in place - but will DI Mervin Wilson remain in the job for long Following the recently cracked case of ‘who shot the Santas’, along with the revelation that his estranged mother has passed away, Mervin is ready to get back home and leave the island for good. But when a case close to the hearts of those at the station presents itself, is he tempted to extend his stay　　As Mervin continues to ruffle feathers, the police team pull together to solve some of the island’s most confounding cases yet.

本剧引入了“客串主角”的概念，即每季一个女主以外的新主角。第一季的Callum Turner不会回归。　　新季将再次质疑眼见是否一定为实。英国正遭受围攻：被黑客攻击的新闻动态推送、被操纵的媒体，以及政治中出现的干涉。在英国「校正」部门站稳脚跟的Rachel Carey高级督察，发现自己正处于一场新的阴谋之中，面临着一个新的目标。可是，当她甚至不能信任自己最亲近的同事时，又要如何解决这起案件呢？　　相较第一季的监控问题，情况更加恶化。故事将讲述“隐形”杀手、深度伪造科技的可怕崛起、政府与大型科技公司之间日益紧张的关系，和英国媒体内部核心的腐败。　　Holliday Grainger回归饰演女主角Rachel Carey高级督察。Paapa Essiedu（《我可以毁掉你》）饰演新客串男主Isaac Turner议员，一位年轻的后起之秀政客，有志于最高层职位。