Except for Imelda Staunton, none of the actors knew that the film was about abortion until their characters find out. Each actors only knew what concerned their characters.
The budget was so tight that a week of filming had to be cancelled.
Submitted for the 2004 Cannes Film Festival but was denied.
Mike Leigh asked the actors to hum in the movie. Because they couldn't afford to buy rights to songs, the actors had to hum something generic.
All actors were forbidden to even tell their family what they were doing, what the film was about during filming.