The story of an unassuming British businessman Greville Wynne recruited into one of the greatest international conflicts in history. At the behest of the UK's MI – 6 and a CIA operative, he forms a covert, dangerous partnership with Soviet officer Oleg Penkovsky in an effort to provide crucial intelligence needed to prevent a nuclear confrontation and defuse the Cuban Missile Crisis.
- " Does a great job in being properly grounded in the telling of this essentially true but fascinating Cold War spy story. " – Peter Canavese (Celluloid Dreams)
- " A skilled, suspenseful and propulsive historical drama. " – Wenlei Ma (News.com.au)
- " There's a slow-burning elegance to this British espionage drama… " – Norman Wilner (NOW Toronto)