The sign on the door of Lord Hill's office reads "Lord Charles Hill". This is incorrect as such a style implies that he was the son of a Duke or a Marquess. The sign should have read "Charles, Lord Hill", "Lord Hill of Luton" or, more likely, simply "Lord Hill".
At the meeting in Birmingham Town hall the cameraman is shown setting up a Bolex 16mm silent camera. This was basically for amateurs as it would only take a 100 foot 4 minute reel. Sound could not have been recorded in sync with it. Most newsmen would have been using a Mitchell Arriflex.
When Mary is sleeping and her husband is watching Match of the Day, the well-known theme tune is played but this drama is set in the 60s and the theme didn't appear until 1970.
The Pink Floyd song "Pigs (Three Different Ones)", in which Mary Whitehouse is scolded, is playing over a scene that takes place in the mid-60s, more than a decade before the song's 1977 release.