Note General : Vocals, Piano © Freddie Mercury. Bass © John Deacon. Guitar © Brian May. Percussion © Roger Taylor. Art Direction © David Costa. Engineer © Gary Lyons, Mike Stone. Lacquer Cut By © Miles Showell. Management © John Reid. Mastered By © Blairs. Remastered By © Bob Ludwig. Technician © John Harris. Producer © Roy Thomas Baker. Producer, Composed By, Arranged By, Performer © Queen.