All of Kate Beckinsale's costumes and the majority of Chloë Sevigny's were custom-designed, despite a limited budget.
The film was shot in 26 days.
Is the first cinematic adaptation of Jane Austen's epistolary novel "Lady Susan", first published in 1871, which uses a name from Austen's other novel "Love and Friendship".
Sienna Miller was originally cast in the lead role but dropped out and was replaced by Kate Beckinsale.
Whenever the scene changes to Lady Susan's town house, the progress of two masons may be observed as they renovate the stones comprising her front wall.