The Envoy: A gripping Cold War espionage thriller by a former special forces officer

South Atlantic Requiem: A gripping Falklands War espionage thriller by a former special forces officer

The Whitehall Mandarin: A gripping Cold War espionage thriller by a former special forces officer

The Midnight Swimmer: A gripping Cold War espionage thriller by a former special forces officer

Farewell Dinner for a Spy: A Telegraph Crime Thriller of the Year

Portrait of the Spy as a Young Man: A gripping WWII espionage thriller by a former special forces officer

A Very British Ending: A gripping espionage thriller by a former special forces officer

A River in May