| Artist name | Roles | Recordings |
|---|---|---|
| Bruce Hall (metal vocalist) | ||
| 500won | engineer, producer | Gong-Duck |
| Artist name | Roles | Recordings |
|---|---|---|
| Bruce Hall (metal vocalist) | ||
| 500won | engineer, producer | Gong-Duck |
| Artist name | Roles | Recordings |
|---|---|---|
| 500won | engineer, producer | Gong-Duck |
| Artist name | Roles | Recordings |
|---|---|---|
| Bruce Hall | organ | Symphony no. 6 in G minor: Allegro |