| Musician | Appearances |
|---|---|
| Mike Muir | 4 albums |
| Dean Pleasants | 4 albums |
| Adam Siegel | 4 albums |
| Robert Trujillo | 4 albums |
| Dave Dunn | 2 albums |
| Josh Freese | 2 albums |
| Brooks Wackerman | 2 albums |
| Scott Crago | 1 album |
| Rocky George | 1 album |
| Herman Jackson | 1 album |
| Phil Kettner | 1 album |
| Dave Kushner | 1 album |
| Ozzy Osbourne | 1 album |
| Josh Paul | 1 album |
| Stephen Perkins | 1 album |