Whit Stillman Director, Screenwriter, Producer Kate Beckinsale Lady Susan Vernon Martin Actor Xavier Samuel Reginald De Courcy Actor Morfydd Clark Frederica Vernon Actor Emma Greenwell Catherine Vernon Actor Tom Bennett Sir James Martin Actor James Fleet Sir Reginald DeCourcy Actor Jemma Redgrave Lady DeCourcy Actor Justin Edwards Charles Vernon Actor Jenn Murray Lady Lucy Manwaring Actor Stephen Fry Mr. Johnson Actor Chloë Sevigny Alicia Johnson Actor Katie Holly Producer Lauranne Bourrachot Producer Richard Van Oosterhout Cinematographer Sophie Corra Film Editing Benjamin Esdraffo Original Music Anna Rackard Production Design Louise Mathews Art Director Eimer Ni Mhaoldomhnaigh Costume Design