One of Britain's greatest actors leads the cast in what has been described as a mind-blowing performance.
All four British World War 2 movies on BBC Two this weekend were made in the 1950s.
The film is set in the hours leading up to the D-Day landing.
Malcolm McDowell co-stars as an undercover British agent opposite Roman Polanski's daughter, Morgane Polanski (The French Dispatch, The Ghost Writer, The Wife), as Britain's first and most daring ...