Sir Billy Connolly admitted in an interview that when he was offered the role of Lord Dargis in this movie, he wasn't aware that Garfield: Chú Mèo Siêu Quậy (2004) existed.
A third Garfield film was originally planned. But due to the film's box office failure it was ultimately scrapped.
John Cleese was offered the part of Lord Dargis
Tim Curry (Prince XII) is never given his cast call in the opening credits.
Castle Carlyle is really Castle Howard in North Yorkshire. Brideshead Revisited (1981) was filmed at the same castle.