In the United Kingdom, who was the publisher of the book for which Steffan Rhodri played Reg Cattermole in the movie?
Steffan Rhodri: Steffan Rhodri (born 1 March 1967) is a Welsh film actor, best known for portraying Dave Coaches on "Gavin & Stacey" and as Reg Cattermole in "Harry Potter and the Deathly Hallows" part I. Harry Potter and the Deathly Hallows: Harry Potter and the Deathly Hallows is the seventh and final novel of the "Harry Potter" series, written by British author J. K. Rowling. Harry Potter and the Deathly Hallows:  The book was released on 21 July 2007, ten years after publication of "Harry Potter and the Philosopher's Stone" (1997), by Bloomsbury Publishing in the United Kingdom, in the United States by Scholastic, and in Canada by Raincoast Books, ending the series that began in 1997 with the publication of "Harry Potter and the Philosopher's Stone".
Bloomsbury Publishing