After the sudden death of ex-Secret Intelligence Service man Alexander, his wife Alison investigates when mysteries from her husband's past come knocking.
Ruth Wilson
Alison Wilson
3 episodes
Iain Glen
Alec Wilson
3 episodes
Fiona Shaw
Coleman
3 episodes
Anupam Kher
Shahbaz Karim
3 episodes
Calam Lynch
Gordon Wilson
3 episodes
Ian McElhinney
Father Timothy
3 episodes
Joy Richardson
Olive
3 episodes
Keeley Hawes
Dorothy Wick
3 episodes
Joseph Mydell
Bert
2 episodes
Barbara Marten
Mrs. McKelvie
2 episodes
