When Mrs. Henderson is in bed talking to Lady Conway by telephone, we see it as a split screen. Stephen Frears achieved this by filming them simultaneously side by side.
Alec Henderson (Mrs. Laura's son, killed by a German attack on France in 1915) is said several times to have been born in 1894, and this date is shown on his headstone. In fact he was born in 1888, and his headstone does not list any date.
Laura Henderson: If we are to ask our youth to surrender their lives, then we should not ask them to surrender joy - or the possibility of joy! And, if along the way, we cause too many people to congregate in the street, who gives a fiddler's fuck?
Nude poser Maureen resigns after she discovers she's pregnant. She's killed in an air raid.The police want to close the theatre, but doesn't after a speech by Mrs. Henderson, in which she also reveals to all that she had lost a son in the first World War. She and Van Damm dance on the roof.