James McAvoy had to wear three inch lifts throughout the filming of the entire movie, because at 5'7", he is shorter than his 5'8" leading lady Anne Hathaway.
The house used to portray the Austen home dates from 1747.
Jane starts to write a novel called "First Impressions". It's the first draft of what became "Pride and Prejudice".
Filming in Ireland during the spring and summer is always tricky because the weather can change in a few minutes. The cricket scene was especially hard to shoot; the light was different in almost every shot.