| Artist name | Roles | Recordings |
|---|---|---|
| DJ Quik (West Coast US rapper & producer) | vocal | Let's Get Down (feat. DJ Quik) |
| Greg Adams (Tower of Power trumpeter) | arranger | Wild Child |
| Artist name | Roles | Recordings |
|---|---|---|
| Bruce Springsteen | performer | Curtis Mayfield Medley |
| Charly Schönenberger | vocal | Rifle Love |
| Shut Up! Shut Down! | performer | Diary |