The fourth series begins with the nation’s favourite detective, the mercurial Sherlock Holmes, back once more on British soil, as Doctor Watson and his wife, Mary, prepare for their biggest ever challenge - becoming parents for the first time.

巴里•菲尔布拉泽在高尔夫俱乐部外的猝死掀起了帕格镇的轩然大波。以镇上第一家庭自居的莫里森家自然视空出来的议席为囊中物，可惜其他人并不这样想。整天在家里打老婆揍孩子的西蒙•普莱斯就认为他也有机会得到肥缺，还有衣冠楚楚、神经过敏的副校长“鸽笼子”•沃尔，俨然视自己为发扬死者精神的不二人选。这些男人身旁的女人也是个个出彩，都不是省油的灯，有的“卖着超大号胸罩”、对除老公之外的俊男春梦连连；也有的精神洁癖，计划干掉出轨的丈夫。 这群家境殷实、热闹非凡的帕格镇民共同的敌人是一片名为“丛地”的贫民区，那里的肮脏和堕落以妓女兼瘾君子特莉的一家为代表。在帕格镇人眼里，“丛地”就像黏在人身上的吸血蚂蝗，浪费资源，污染环境，穷人们潦倒的生活无非是咎由自取，贝尔堂戒毒所更是没有存在的必要。巴里生前竭尽全力想要帮助“丛地”，他的死亡斩断了贫富之间的联系，帕格镇开始不遗余力地想要将挖去那根眼中钉，关于议席的竞争同样也围绕着戒毒所和“丛地”本身的去留而闹得沸沸扬扬。罗琳的笔如探照灯般深入了每户人家的门后，将平静表象下的暗流涌动暴露出来。夫妻、亲子、同事、朋友、恋人，种种矛盾撕扯着小小的帕格镇，描绘出众生百态、微缩现实。

Sherlock Holmes and Dr. Watson find themselves in 1890s London in this holiday special.

When Gerda Wegener asks her husband Einar to fill in as a portrait model, Einar discovers the person she's meant to be and begins living her life as Lili Elbe. Having realized her true self and with Gerda's love and support, Lili embarks on a groundbreaking journey as a transgender pioneer.

After a drunken house party with his straight mates, Russell heads out to a gay club. Just before closing time he picks up Glen but what's expected to be just a one-night stand becomes something else, something special.

Based on the real life story of legendary cryptanalyst Alan Turing, the film portrays the nail-biting race against time by Turing and his brilliant team of code-breakers at Britain's top-secret Government Code and Cypher School at Bletchley Park, during the darkest days of World War II.