浪漫、竞争以及一个极端的秘密。在一次前往遥远岛屿的露营中，黑暗的秘密将一生难求的冒险变为了扭曲的噩梦。

　　《不可遗忘》第三季于2018年7月在英国播出，这部剧每一季都涉及一个新的案件，介绍似乎没有关联的人物，这些人逐渐被揭露与受害者有某种关系。随着谋杀之谜的揭开，犯罪的情感影响也在那些受影响的人的生活中被探索。

　　Jack Mooney is starting to settle in the sun-soaked island of Saint-Marie, and he has some impossible mysteries to solve. A champion poker player, apparently poisoned at the table in front of an astonished audience. A novelist, murdered in a plot more surprising than anything he’s ever written. And a spiritual leader, strangled at a time when all the suspects were each other’s alibis. Jack’s laconic style belies a sharp mind and relentless determination. He’s a brilliant detective, and he’ll need all his instinctive genius to solve these perplexing murders.

　　《摩斯探长前传》第五季共6集，剧情以1968年为背景，于2018年2月在英国独立电视台播出。