[2] Other notable work by Gunning includes the themes for Rogue Male (1976), The Day of the Triffids (1981), Porterhouse Blue (1987), Under Suspicion (1991), Lighthouse Hill (2004), and La Vie en rose (2007).

[3] Geoffrey Beevers, who played Dr. Scheer in Episodes 4 and 7, had to be excused from filming on 17 December 1980 to shoot scenes for the Doctor Who serial "The Keeper of Traken" which had been delayed due to an electricians strike.

[11] A contemporary review by Lucy Hughes-Hallett, writing in The Times, noted that the weighty subject-matter made for a ponderous narrative: "artistically…not a great success" but allowed that it was "an…intelligent attempt to tackle a difficult subject".

[12] Another contemporary review by Chris Dunkley of the Financial Times noted that the show was being broadcast in the same slot that had been previously occupied by drama series Muck and Brass (starring Mel Smith), and he felt those shows were evidence that ITV have a "sane and admirable new policy of creating modern drama series dealing with contemporary themes".

[13] A 192-page novelization of "The Brack Report", written by Patrick Winter, was released on 15 March 1982 by Arrow Books publishers.