Because all of the actors and actresses recorded their parts separately, Simon Pegg was initially unaware of best friend Nick Frost's participation in the project, and vice versa.
More than 20,000 props were handmade for the movie.
The production period totalled seventy-two weeks.
To convey Archibald Snatcher's allergic reaction to cheese, Sir Ben Kingsley closed one half of his mouth while speaking, to sound as if his mouth were so swollen that he couldn't speak clearly.