| Musician | Appearances |
|---|---|
| Bobby Kimball | 5 albums |
| Steve Lukather | 5 albums |
| David Paich | 5 albums |
| Jeff Porcaro | 5 albums |
| Steve Porcaro | 5 albums |
| Lenny Castro | 4 albums |
| David Hungate | 4 albums |
| Joe Porcaro | 3 albums |
| Chuck Findley | 2 albums |
| Jerry Hey | 2 albums |
| Jim Horn | 2 albums |
| Tom Kelly | 2 albums |
| Roger Linn | 2 albums |
| Mike Porcaro | 2 albums |
| Tom Scott | 2 albums |
| Michael Boddicker | 1 album |
| Mike Cotten | 1 album |
| Ralph Dyck | 1 album |
| Dennis Hardy "Fergie" Frederiksen | 1 album |
| Gary Grant | 1 album |
| Cheryl Lynn | 1 album |
| Gene Morford | 1 album |
| Richard Page | 1 album |
| Jimmy Pankow | 1 album |
| Timothy B. Schmit | 1 album |
| Jon Smith | 1 album |