It returns six months after the shocking finale of Season 3, and the team must overcome their grief to tackle a dangerous crime wave.
This time, the gloves are well and truly off for Professor T in his lectures and a new musical pursuit, romance is very much alive for his mother Adelaide Tempest (De la Tour), and the lines between professional and personal become blurred for therapist Helena Goldberg (Stevenson).
Meanwhile, DI Maiya Goswami (Sunetra Sarker) takes charge of the police force with series favorite DS Dan Winters (White) fiercely at her side.
演员：本尼迪克特·康伯巴奇 盖比·霍夫曼 麦金利·贝尔彻三世 杰夫·赫普内尔 艾米·彭伯顿 唐纳德·萨基·马凯 约翰·道曼 威廉·霍普 亚当·西尔弗 何塞·皮芒道 杰拉德·摩纳科 约阿希姆·乔巴努 Orlando Norman Stefan Race 格洛里亚·奥比安约 Willem van der Vegt 科莎·恩格勒 鲍比·斯科菲尔德 Katalin Ruzsik 杰夫·里基茨