Costume Shop Finder Brighton Costume Shop Listings page. This section lists as many Costume Shops we could find in Brighton. If you are the owner of a Costume Shop in Brighton please submit your listing using the Get Listed link at the top. These Brighton Costume Shops offer costumes and fancy dress for adults or children in Brighton, including theatrical and party costumes, Halloween costumes and costume accessories. Most Costume Shops listed below also offer costume accessories such as masks, wigs, make up and props in Brighton.