Most of Jennifer Coolidge (Miss Elizabeth Charming's) lines were made up on the spot; according to the producers, it was almost impossible to get her to memorize the script.
Mrs. Wattlebrooks' personal maid is played by Jane Seymour's real life sister.
Rupert Vansittart, who plays Mr. Wattlesbrook, was also in the BBC mini-series of Pride & Prejudice, which Jane is obsessed with and watches in the movie. He also plays a surly, usually drunk upper class gentleman.
The livery uniforms the grooms wear are the same as those of the staff at Netherfield in Pride & Prejudice (2005).
According to director, Jerusha Hess, Keri Russell was pregnant throughout the shoot. During scenes at the very end she was even 6 months pregnant - though it's difficult to even see.
Shannon Hale: The author who wrote the novel on which the film is based, has a cameo as an extra within the film. According to Hale, she chose not to tell the other extras who she was and they were all very impressed that the director and lead actors addressed her throughout the day of shooting.