Percussion: John Deacon - Artist: Queen - Percussion: Brian May - Guitar: Brian May - Vocals: Brian May - Vocals: Freddie Mercury - Percussion: Freddie Mercury - Percussion: Roger Taylor - Vocals: Roger Taylor - Producer: Justin Shirley-Smith - Producer: Kris Fredriksson - Producer: Joshua J. Macrae - Producer: Queen - Assistant Producer: "Clay" Mike Stone - Recording Engineer: "Clay" Mike Stone - Mix Engineer: Kris Fredriksson - Mastering Engineer: Bob Ludwig - Executive Producer: Brian May - Executive Producer: Roger Taylor