1/3. Remake of the 1970s drama based on the novel by Andrea Newman. The lives of Peter and Cassie Manson are turned upside down when their daughter Prue reveals she is pregnant by her teacher Gavin Sorenson. As well as Peter's aching fear that he has lost his daughter for ever, he is rocked by the unnerving certainty that Gavin is on a personal mission against him. Starring Trevor Eve, Hermione Norris, Imogen Poots and Tom Riley.