The wife of a novelist and ex-Secret Intelligence Service man named Alexander Wilson investigates his sudden death when mysteries from her husband's past come knocking.
Alison visits Coleman and demands to know who Dorothy is. Coleman tells Alison to stop pushing for answers, as continuing may put her sons' futures on the line.
Alison finds herself questioning everything about her husband after hearing conflicting stories about his past, and a shocking revelation about his work.
Ruth Wilson
Alison Wilson
Iain Glen
Alexander Wilson
Keeley Hawes
Dorothy Wick
Anupam Kher
Shahbaz Karim
Patrick Kennedy
Dennis Wilson