From Queenpedia.com

Release information Release date Catalog number Country 7" Singles 13/05/1991 QUEEN 18 UK dd/mm/1991 2576-7 Australia 13/05/1991 016-20 4332 7 France 13/05/1991 2042867 France 13/05/1991 016-20 4332 7 Germany dd/mm/1991 PAL-61231 Philippines 12" Singles 13/05/1991 12 QUEEN 18 UK 13/05/1991 12 QUEENPD 18 UK 13/05/1991 060 2043326 Germany 12" Promos dd/mm/1991 12 QUEENDJ 18 UK CD Singles 13/05/1991 CD QUEEN 18 UK dd/mm/1991 TOCP-6801 Japan CD Single Promos dd/mm/1991 PRCD 8262-2 USA Cassette Singles 13/05/1991 TC QUEEN 18 UK dd/mm/1991 2576-4 Australia dd/mm/1991 Canada dd/mm/1991 HR-64920-4 USA Cassette Promos dd/mm/1991 HR-64920-4 USA

Tracklists 7" Tracklist Side A: Headlong Side B: All God's People 12" Tracklist Side A: Headlong Side B: All God's People / Mad The Swine CD Tracklist 1. Headlong 2. All God's People 3. Mad The Swine Credits Produced by: Queen and David Richards, except: Mad The Swine by Queen, Roy Thomas Baker, and John Anthony Under Pressure by Queen and David Bowie Charts Bold indicates peak chart position. Country 1st chart appearance Chart run Weeks in chart UK 25/05/1991 28-14-24-45 4 Notes