Lydia Wilson plays the lead in this supernatural thriller.
Matilda Gray is a cellist who is about to get her career breakthrough in the form of a year-long residency in New York, but then she discovers that her mother has committed suicide. Matilda goes through her mother’s possessions and finds items relating the disappearance of a girl from a village in Wales over 20 years ago. Thus she travels there with her friend Hal Fine (Joel Fry) to see if there is a connection.
Requiem is on BBC One at 21.00. The entire series will be made available on the iPlayer afterwards.