Private detective John Duval, an ex-lieutenant commander in the Royal Navy and Naval Intelligence, finds himself the prime suspect in a police hunt for a sexual killer when three women are brutally murdered.
James Weber Brown
John Duval
Indira Varma
Dr. Catherine Benson
Dervla Kirwan
DI Jane Ambrose
Annie Cooper
Tobi Wright
Hugh Bonneville
Commander William Calthorpe
Tom Beard
Mr. Bowles
Susie Amy
Rosemary Calthorpe
Alistair Petrie
Lieutenant Charles 'Chuck' Carter
