| Artist name | Roles | Recordings |
|---|---|---|
| Brian May (Queen guitarist) | producer | Crazy Nights, Golden Days |
| Pete Schwier | engineer | Crazy Nights, Golden Days |
| Artist name | Roles | Recordings |
|---|---|---|
| Brian May (Queen guitarist) | producer | Crazy Nights, Golden Days |
| Pete Schwier | engineer | Crazy Nights, Golden Days |
| Artist name | Roles | Recordings |
|---|---|---|
| Brian May (Queen guitarist) | producer | Crazy Nights, Golden Days |
| Pete Schwier | engineer | Crazy Nights, Golden Days |