Bass Guitar: John Deacon - Artist: Queen - Synthesizer Programming: Brian May - Guitar: Brian May - Background Vocalist: Brian May - Vocals: Freddie Mercury - Synthesizer Programming: Freddie Mercury - Drums: Roger Taylor - Background Vocalist: Roger Taylor - Synthesizer Programming: Roger Taylor - Synthesizer Programming: Reinhold Mack - Producer: Queen - Producer: Reinhold Mack - Engineer: Reinhold Mack - Engineer: Mike Beiriger - Asst. Recording Engineer: Stefan Wissnet - Mastering Engineer: Bob Ludwig - Engineer: Justin Shirley-Smith - Engineer: Kris Fredriksson - Mix Engineer: Kris Fredriksson - Other: Queen - Other: Mack - Other: Brian May - Other: Bob Ludwig - Other: Mike Beiriger - Other: Stefan Wissnet - Other: Ed Delena - Percussion: Roger Taylor