From Queenpedia.com

Release information Release date Catalog number Country 7" Singles 12/03/1986 B5568 USA / Canada 12/03/1986 1801 Australia dd/10/1986 EMS-17663 Japan 7" Promos 12/03/1986 USA 12" Promos 12/03/1986 SPRO-9649 USA 10" Acetate dd/mm/1986 UK CD Singles dd/mm/2000 7243 8 88368 0 7 Holland

Tracklists 7" Tracklist Side A: Princes Of The Universe Side B: A Dozen Red Roses For My Darling 7" Tracklist, Japan Side A: Princes Of The Universe Side B: Who Wants To Live Forever 7" Tracklist, Australia Side A: Princes Of The Universe Side B: Gimme The Prize (Kurgan's Theme) 2000 Dutch CD Single 1. Princes Of The Universe 2. Was It All Worth It 3. Enhanced Section Credits Produced by: Queen and Mack, except: A Dozen Red Roses For My Darling, Who Wants To Live Forever, Gimme The Prize (Kurgan's Theme), and Was It All Worth It by Queen and David Richards Charts Did not chart