This production was the first to be filmed expressly for broadcast in high-definition television (HDTV) format.
The script uses a lot of verbatim dialogue taken from transcripts and books, including Sir Winston Churchill's memoirs.
One of six movies that featured Bob Hoskins and Sir Michael Caine. The others being Blue Ice (1992), Last Orders (2001), Mona Lisa (1986), Sweet Liberty (1986), and Beyond the Limit (1983).